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Finding the Fourth Proportional to 95,079.53, 142,610.79 and 28,534.52

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Solution

The fourth proportional to 95,079.53, 142,610.79 and 28,534.52 is: 42,799.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,079.53 : 142,610.79 = 28,534.52 : x
  2. Step 2: Convert to fraction form
    95,079.53/142,610.79 = 28,534.52/x
  3. Step 3: Cross multiply
    95,079.53x = 142,610.79 × 28,534.52
  4. Step 4: Simplify right side
    95,079.53x = 4,069,330,439.47
  5. Step 5: Solve for x
    x = 4,069,330,439.47/95,079.53
  6. Step 6: Final answer
    x = 42,799.23

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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.