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Finding the Fourth Proportional to 226,132.53, 339,248.00 and 68,356.88

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Solution

The fourth proportional to 226,132.53, 339,248.00 and 68,356.88 is: 102,550.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,132.53 : 339,248.00 = 68,356.88 : x
  2. Step 2: Convert to fraction form
    226,132.53/339,248.00 = 68,356.88/x
  3. Step 3: Cross multiply
    226,132.53x = 339,248.00 × 68,356.88
  4. Step 4: Simplify right side
    226,132.53x = 23,189,932,788.22
  5. Step 5: Solve for x
    x = 23,189,932,788.22/226,132.53
  6. Step 6: Final answer
    x = 102,550.19

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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.