With this information, you can calculate the quantity of knots 138 kilometers per hour is equal to.

¿What is the inverse calculation between 1 knot and 138 kilometers per hour?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.01342029 times 138 kilometers per hour.

Which is the same to say that 138 kilometers per hour is 74.514039 knots.

One hundred thirty-eight kilometers per hour equals to seventy-four knots. *Approximation

A knot is zero times one hundred thirty-eight kilometers per hour. *Approximation