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Finding the Fourth Proportional to 88,439.65, 132,659.17 and 35,848.98

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Solution

The fourth proportional to 88,439.65, 132,659.17 and 35,848.98 is: 53,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,439.65 : 132,659.17 = 35,848.98 : x
  2. Step 2: Convert to fraction form
    88,439.65/132,659.17 = 35,848.98/x
  3. Step 3: Cross multiply
    88,439.65x = 132,659.17 × 35,848.98
  4. Step 4: Simplify right side
    88,439.65x = 4,755,695,842.52
  5. Step 5: Solve for x
    x = 4,755,695,842.52/88,439.65
  6. Step 6: Final answer
    x = 53,773.35

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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.