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Finding the Fourth Proportional to 57,572.62, 86,321.84 and 24,283.78

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Solution

The fourth proportional to 57,572.62, 86,321.84 and 24,283.78 is: 36,410.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,572.62 : 86,321.84 = 24,283.78 : x
  2. Step 2: Convert to fraction form
    57,572.62/86,321.84 = 24,283.78/x
  3. Step 3: Cross multiply
    57,572.62x = 86,321.84 × 24,283.78
  4. Step 4: Simplify right side
    57,572.62x = 2,096,220,234.53
  5. Step 5: Solve for x
    x = 2,096,220,234.53/57,572.62
  6. Step 6: Final answer
    x = 36,410.02

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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.