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Finding the Fourth Proportional to 225,456.88, 338,174.79 and 92,304.22

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Solution

The fourth proportional to 225,456.88, 338,174.79 and 92,304.22 is: 138,452.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,456.88 : 338,174.79 = 92,304.22 : x
  2. Step 2: Convert to fraction form
    225,456.88/338,174.79 = 92,304.22/x
  3. Step 3: Cross multiply
    225,456.88x = 338,174.79 × 92,304.22
  4. Step 4: Simplify right side
    225,456.88x = 31,214,960,214.61
  5. Step 5: Solve for x
    x = 31,214,960,214.61/225,456.88
  6. Step 6: Final answer
    x = 138,452.02

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1.5x scale

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.