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Finding the Fourth Proportional to 169,972.48, 254,992.72 and 95,198.92

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Solution

The fourth proportional to 169,972.48, 254,992.72 and 95,198.92 is: 142,817.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,972.48 : 254,992.72 = 95,198.92 : x
  2. Step 2: Convert to fraction form
    169,972.48/254,992.72 = 95,198.92/x
  3. Step 3: Cross multiply
    169,972.48x = 254,992.72 × 95,198.92
  4. Step 4: Simplify right side
    169,972.48x = 24,275,031,551.86
  5. Step 5: Solve for x
    x = 24,275,031,551.86/169,972.48
  6. Step 6: Final answer
    x = 142,817.42

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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.