Conversion formula exactly how to transform 170 pounds come kilograms?

We recognize (by definition) that:1⁢lb≈0.45359237⁢kg

We can collection up a relationship to deal with for the variety of kilograms.

You are watching: How much is 170 pounds in kg


Now, us cross main point to solve for ours unknown x:




Conversion in the contrary direction

The train station of the conversion element is that 1 kilogram is equal to 0.0129683683638163 times 170 pounds.

It can also be expressed as: 170 pounds is equal to 1 0.0129683683638163 kilograms.


An almost right numerical result would be: one hundred and seventy pounds is about seventy-seven allude one zero kilograms, or alternatively, a kilogram is about zero point zero one time one hundred and also seventy pounds.

Units involved

This is just how the devices in this conversion room defined:


The lb or pound-mass (abbreviations: lb, lbm for most pounds) is a unit of mass provided in the imperial units, United claims customary and other solution of measurement. A number of different interpretations have to be used, the most common today gift the international avoirdupois lb which is legally defined as exactly 0.45359237 kilograms, and which is separated into 16 avoirdupois ounces.<3> The international standard symbol for the avoirdupois pound is lb.The unit is descended from the roman inn libra (hence the abbreviation lb). The English word pound is cognate with, amongst others, German Pfund, netherlands pond, and Swedish pund. All ultimately derive native a borrowing into Proto-Germanic the the Latin expression lībra pondō a pound by weight, in which the word pondō is the ablative situation of the Latin noun pondus.

Wikipedia web page of pounds


The kilogram is the basic unit of mass in the worldwide System of devices (the Metric system) and also is defined as being same to the mass of the global Prototype of the Kilogram. The avoirdupois (or international) pound, used in both the imperial and also US customary systems, is defined as specifically 0.45359237 kg, make one kilogram roughly equal come 2.2046 avoirdupois pounds. Other classic units of weight and also mass about the people are additionally defined in regards to the kilogram, making the IPK the major standard for practically all devices of fixed on Earth.

See more: How Many Slabs Of Ribs To Feed 100 People, All You Need To Know

Wikipedia web page of kilograms


<1> The precision is 15 far-reaching digits (fourteen number to the ideal of the decimal point).