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Finding the Fourth Proportional to 59,288.64, 81,819.90 and 32,432.64

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Solution

The fourth proportional to 59,288.64, 81,819.90 and 32,432.64 is: 44,757.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,288.64 : 81,819.90 = 32,432.64 : x
  2. Step 2: Convert to fraction form
    59,288.64/81,819.90 = 32,432.64/x
  3. Step 3: Cross multiply
    59,288.64x = 81,819.90 × 32,432.64
  4. Step 4: Simplify right side
    59,288.64x = 2,653,635,361.54
  5. Step 5: Solve for x
    x = 2,653,635,361.54/59,288.64
  6. Step 6: Final answer
    x = 44,757.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.