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Finding the Fourth Proportional to 71,753.29, 107,639.34 and 23,705.93

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Solution

The fourth proportional to 71,753.29, 107,639.34 and 23,705.93 is: 35,562.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,753.29 : 107,639.34 = 23,705.93 : x
  2. Step 2: Convert to fraction form
    71,753.29/107,639.34 = 23,705.93/x
  3. Step 3: Cross multiply
    71,753.29x = 107,639.34 × 23,705.93
  4. Step 4: Simplify right side
    71,753.29x = 2,551,690,839.49
  5. Step 5: Solve for x
    x = 2,551,690,839.49/71,753.29
  6. Step 6: Final answer
    x = 35,562.01

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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.