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Finding the Fourth Proportional to 234,475.62, 351,708.54 and 56,983.56

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Solution

The fourth proportional to 234,475.62, 351,708.54 and 56,983.56 is: 85,474.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,475.62 : 351,708.54 = 56,983.56 : x
  2. Step 2: Convert to fraction form
    234,475.62/351,708.54 = 56,983.56/x
  3. Step 3: Cross multiply
    234,475.62x = 351,708.54 × 56,983.56
  4. Step 4: Simplify right side
    234,475.62x = 20,041,604,691.60
  5. Step 5: Solve for x
    x = 20,041,604,691.60/234,475.62
  6. Step 6: Final answer
    x = 85,474.15

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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.