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Finding the Fourth Proportional to 534,117.96, 801,156 and 134,753.76

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Solution

The fourth proportional to 534,117.96, 801,156 and 134,753.76 is: 202,125.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,117.96 : 801,156 = 134,753.76 : x
  2. Step 2: Convert to fraction form
    534,117.96/801,156 = 134,753.76/x
  3. Step 3: Cross multiply
    534,117.96x = 801,156 × 134,753.76
  4. Step 4: Simplify right side
    534,117.96x = 107,958,783,346.56
  5. Step 5: Solve for x
    x = 107,958,783,346.56/534,117.96
  6. Step 6: Final answer
    x = 202,125.36

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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.