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Finding the Fourth Proportional to 88,572.60, 132,845.20 and 32,399.57

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Solution

The fourth proportional to 88,572.60, 132,845.20 and 32,399.57 is: 48,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,572.60 : 132,845.20 = 32,399.57 : x
  2. Step 2: Convert to fraction form
    88,572.60/132,845.20 = 32,399.57/x
  3. Step 3: Cross multiply
    88,572.60x = 132,845.20 × 32,399.57
  4. Step 4: Simplify right side
    88,572.60x = 4,304,127,607.68
  5. Step 5: Solve for x
    x = 4,304,127,607.68/88,572.60
  6. Step 6: Final answer
    x = 48,594.35

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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.