Home / 95,229.12-131,414.16-54,939.96

Finding the Fourth Proportional to 95,229.12, 131,414.16 and 54,939.96

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Solution

The fourth proportional to 95,229.12, 131,414.16 and 54,939.96 is: 75,815.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,229.12 : 131,414.16 = 54,939.96 : x
  2. Step 2: Convert to fraction form
    95,229.12/131,414.16 = 54,939.96/x
  3. Step 3: Cross multiply
    95,229.12x = 131,414.16 × 54,939.96
  4. Step 4: Simplify right side
    95,229.12x = 7,219,888,693.83
  5. Step 5: Solve for x
    x = 7,219,888,693.83/95,229.12
  6. Step 6: Final answer
    x = 75,815.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.