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Finding the Fourth Proportional to 331,684.32, 497,524 and 95,027.20

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Solution

The fourth proportional to 331,684.32, 497,524 and 95,027.20 is: 142,540.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,684.32 : 497,524 = 95,027.20 : x
  2. Step 2: Convert to fraction form
    331,684.32/497,524 = 95,027.20/x
  3. Step 3: Cross multiply
    331,684.32x = 497,524 × 95,027.20
  4. Step 4: Simplify right side
    331,684.32x = 47,278,312,652.80
  5. Step 5: Solve for x
    x = 47,278,312,652.80/331,684.32
  6. Step 6: Final answer
    x = 142,540.09

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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.