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Finding the Fourth Proportional to 95,189.76, 142,764.48 and 60,082.56

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Solution

The fourth proportional to 95,189.76, 142,764.48 and 60,082.56 is: 90,111.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,189.76 : 142,764.48 = 60,082.56 : x
  2. Step 2: Convert to fraction form
    95,189.76/142,764.48 = 60,082.56/x
  3. Step 3: Cross multiply
    95,189.76x = 142,764.48 × 60,082.56
  4. Step 4: Simplify right side
    95,189.76x = 8,577,655,435.47
  5. Step 5: Solve for x
    x = 8,577,655,435.47/95,189.76
  6. Step 6: Final answer
    x = 90,111.12

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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.