Home / 106,531.16-159,790.47-39,965.71

Finding the Fourth Proportional to 106,531.16, 159,790.47 and 39,965.71

Calculator

Solution

The fourth proportional to 106,531.16, 159,790.47 and 39,965.71 is: 59,946.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,531.16 : 159,790.47 = 39,965.71 : x
  2. Step 2: Convert to fraction form
    106,531.16/159,790.47 = 39,965.71/x
  3. Step 3: Cross multiply
    106,531.16x = 159,790.47 × 39,965.71
  4. Step 4: Simplify right side
    106,531.16x = 6,386,139,185.31
  5. Step 5: Solve for x
    x = 6,386,139,185.31/106,531.16
  6. Step 6: Final answer
    x = 59,946.21

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.