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Finding the Fourth Proportional to 73,906.52, 110,787.80 and 58,876.96

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Solution

The fourth proportional to 73,906.52, 110,787.80 and 58,876.96 is: 88,258.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,906.52 : 110,787.80 = 58,876.96 : x
  2. Step 2: Convert to fraction form
    73,906.52/110,787.80 = 58,876.96/x
  3. Step 3: Cross multiply
    73,906.52x = 110,787.80 × 58,876.96
  4. Step 4: Simplify right side
    73,906.52x = 6,522,848,869.09
  5. Step 5: Solve for x
    x = 6,522,848,869.09/73,906.52
  6. Step 6: Final answer
    x = 88,258.10

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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.