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Finding the Fourth Proportional to 77,553.56, 116,294.01 and 32,565.32

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Solution

The fourth proportional to 77,553.56, 116,294.01 and 32,565.32 is: 48,832.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,553.56 : 116,294.01 = 32,565.32 : x
  2. Step 2: Convert to fraction form
    77,553.56/116,294.01 = 32,565.32/x
  3. Step 3: Cross multiply
    77,553.56x = 116,294.01 × 32,565.32
  4. Step 4: Simplify right side
    77,553.56x = 3,787,151,649.73
  5. Step 5: Solve for x
    x = 3,787,151,649.73/77,553.56
  6. Step 6: Final answer
    x = 48,832.72

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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.