Home / 66,029-91,120.18-37,734.62

Finding the Fourth Proportional to 66,029, 91,120.18 and 37,734.62

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Solution

The fourth proportional to 66,029, 91,120.18 and 37,734.62 is: 52,073.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,029 : 91,120.18 = 37,734.62 : x
  2. Step 2: Convert to fraction form
    66,029/91,120.18 = 37,734.62/x
  3. Step 3: Cross multiply
    66,029x = 91,120.18 × 37,734.62
  4. Step 4: Simplify right side
    66,029x = 3,438,385,366.63
  5. Step 5: Solve for x
    x = 3,438,385,366.63/66,029
  6. Step 6: Final answer
    x = 52,073.87

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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.