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Finding the Fourth Proportional to 67,382.17, 101,140.15 and 35,792.52

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Solution

The fourth proportional to 67,382.17, 101,140.15 and 35,792.52 is: 53,724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,382.17 : 101,140.15 = 35,792.52 : x
  2. Step 2: Convert to fraction form
    67,382.17/101,140.15 = 35,792.52/x
  3. Step 3: Cross multiply
    67,382.17x = 101,140.15 × 35,792.52
  4. Step 4: Simplify right side
    67,382.17x = 3,620,060,841.68
  5. Step 5: Solve for x
    x = 3,620,060,841.68/67,382.17
  6. Step 6: Final answer
    x = 53,724.32

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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.