## Unit Converter

## Conversion formula

The conversion factor from kilometers to miles is 0.62137119223733, which means that 1 kilometer is equal to 0.62137119223733 miles:

1 km = 0.62137119223733 mi

To convert 138 kilometers into miles we have to multiply 138 by the conversion factor in order to get the length amount from kilometers to miles. We can also form a simple proportion to calculate the result:

1 km → 0.62137119223733 mi

138 km → L_{(mi)}

Solve the above proportion to obtain the length *L* in miles:

L_{(mi)} = 138 km × 0.62137119223733 mi

L_{(mi)} = 85.749224528752 mi

The final result is:

138 km → 85.749224528752 mi

We conclude that **138 kilometers is equivalent to 85.749224528752 miles**:

138 kilometers = 85.749224528752 miles

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case **1 mile is equal to 0.011661913043478 × 138 kilometers**.

Another way is saying that *138 kilometers is equal to 1 ÷ 0.011661913043478 miles*.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that **one hundred thirty-eight kilometers is approximately eighty-five point seven four nine miles**:

138 km ≅ 85.749 mi

An alternative is also that *one mile is approximately zero point zero one two times one hundred thirty-eight kilometers*.

## Conversion table

### kilometers to miles chart

For quick reference purposes, below is the conversion table you can use to convert from kilometers to miles

kilometers (km) | miles (mi) |
---|---|

139 kilometers | 86.371 miles |

140 kilometers | 86.992 miles |

141 kilometers | 87.613 miles |

142 kilometers | 88.235 miles |

143 kilometers | 88.856 miles |

144 kilometers | 89.477 miles |

145 kilometers | 90.099 miles |

146 kilometers | 90.72 miles |

147 kilometers | 91.342 miles |

148 kilometers | 91.963 miles |