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Finding the Fourth Proportional to 225,744.39, 338,613.15 and 54,967.71

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Solution

The fourth proportional to 225,744.39, 338,613.15 and 54,967.71 is: 82,450.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,744.39 : 338,613.15 = 54,967.71 : x
  2. Step 2: Convert to fraction form
    225,744.39/338,613.15 = 54,967.71/x
  3. Step 3: Cross multiply
    225,744.39x = 338,613.15 × 54,967.71
  4. Step 4: Simplify right side
    225,744.39x = 18,612,789,431.39
  5. Step 5: Solve for x
    x = 18,612,789,431.39/225,744.39
  6. Step 6: Final answer
    x = 82,450.73

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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.