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Finding the Fourth Proportional to 71,593.15, 107,402.90 and 23,564.45

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Solution

The fourth proportional to 71,593.15, 107,402.90 and 23,564.45 is: 35,351.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,593.15 : 107,402.90 = 23,564.45 : x
  2. Step 2: Convert to fraction form
    71,593.15/107,402.90 = 23,564.45/x
  3. Step 3: Cross multiply
    71,593.15x = 107,402.90 × 23,564.45
  4. Step 4: Simplify right side
    71,593.15x = 2,530,890,517.00
  5. Step 5: Solve for x
    x = 2,530,890,517.00/71,593.15
  6. Step 6: Final answer
    x = 35,351.02

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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.