Home / 71,414.71-98,552.28-39,583.51

Finding the Fourth Proportional to 71,414.71, 98,552.28 and 39,583.51

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Solution

The fourth proportional to 71,414.71, 98,552.28 and 39,583.51 is: 54,625.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,414.71 : 98,552.28 = 39,583.51 : x
  2. Step 2: Convert to fraction form
    71,414.71/98,552.28 = 39,583.51/x
  3. Step 3: Cross multiply
    71,414.71x = 98,552.28 × 39,583.51
  4. Step 4: Simplify right side
    71,414.71x = 3,901,045,160.90
  5. Step 5: Solve for x
    x = 3,901,045,160.90/71,414.71
  6. Step 6: Final answer
    x = 54,625.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.