Home / 88,656.12-132,965.52-29,475.90

Finding the Fourth Proportional to 88,656.12, 132,965.52 and 29,475.90

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Solution

The fourth proportional to 88,656.12, 132,965.52 and 29,475.90 is: 44,207.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,656.12 : 132,965.52 = 29,475.90 : x
  2. Step 2: Convert to fraction form
    88,656.12/132,965.52 = 29,475.90/x
  3. Step 3: Cross multiply
    88,656.12x = 132,965.52 × 29,475.90
  4. Step 4: Simplify right side
    88,656.12x = 3,919,278,370.97
  5. Step 5: Solve for x
    x = 3,919,278,370.97/88,656.12
  6. Step 6: Final answer
    x = 44,207.65

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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.