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Finding the Fourth Proportional to 95,160.96, 142,799.76 and 75,507.12

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Solution

The fourth proportional to 95,160.96, 142,799.76 and 75,507.12 is: 113,306.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,160.96 : 142,799.76 = 75,507.12 : x
  2. Step 2: Convert to fraction form
    95,160.96/142,799.76 = 75,507.12/x
  3. Step 3: Cross multiply
    95,160.96x = 142,799.76 × 75,507.12
  4. Step 4: Simplify right side
    95,160.96x = 10,782,398,614.29
  5. Step 5: Solve for x
    x = 10,782,398,614.29/95,160.96
  6. Step 6: Final answer
    x = 113,306.96

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1.5x scale

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.