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Finding the Fourth Proportional to 59,787.60, 89,687.88 and 22,365.60

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Solution

The fourth proportional to 59,787.60, 89,687.88 and 22,365.60 is: 33,550.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,787.60 : 89,687.88 = 22,365.60 : x
  2. Step 2: Convert to fraction form
    59,787.60/89,687.88 = 22,365.60/x
  3. Step 3: Cross multiply
    59,787.60x = 89,687.88 × 22,365.60
  4. Step 4: Simplify right side
    59,787.60x = 2,005,923,248.93
  5. Step 5: Solve for x
    x = 2,005,923,248.93/59,787.60
  6. Step 6: Final answer
    x = 33,550.82

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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.