## Conversion formula

The conversion factor from knots to miles per hour is 1.1507794480225, which means that 1 knot is equal to 1.1507794480225 miles per hour:

1 kt = 1.1507794480225 mph

To convert 87 knots into miles per hour we have to multiply 87 by the conversion factor in order to get the velocity amount from knots to miles per hour. We can also form a simple proportion to calculate the result:

1 kt → 1.1507794480225 mph

87 kt → V(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V(mph) = 87 kt × 1.1507794480225 mph

V(mph) = 100.11781197796 mph

The final result is:

87 kt → 100.11781197796 mph

We conclude that 87 knots is equivalent to 100.11781197796 miles per hour:

87 knots = 100.11781197796 miles per hour

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.0099882326655333 × 87 knots.

Another way is saying that 87 knots is equal to 1 ÷ 0.0099882326655333 miles per hour.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that eighty-seven knots is approximately one hundred point one one eight miles per hour:

87 kt ≅ 100.118 mph

An alternative is also that one mile per hour is approximately zero point zero one times eighty-seven knots.

## Conversion table

### knots to miles per hour chart

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

knots (kt) miles per hour (mph)
88 knots 101.269 miles per hour
89 knots 102.419 miles per hour
90 knots 103.57 miles per hour
91 knots 104.721 miles per hour
92 knots 105.872 miles per hour
93 knots 107.022 miles per hour
94 knots 108.173 miles per hour
95 knots 109.324 miles per hour
96 knots 110.475 miles per hour
97 knots 111.626 miles per hour