Which is closest to x the length of the rope

By definition:
[tex]\sin (angle)=\frac{\text{opposite side}}{\text{ hypotenuse}}[/tex]From the picture:
[tex]\begin{gathered} \sin (37)=\frac{167}{x} \\ x=\frac{167}{\sin (37)} \\ x=277.5\text{ ft} \end{gathered}[/tex]