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Finding the Fourth Proportional to 225,672.54, 338,453.19 and 92,590.62

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Solution

The fourth proportional to 225,672.54, 338,453.19 and 92,590.62 is: 138,863.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,672.54 : 338,453.19 = 92,590.62 : x
  2. Step 2: Convert to fraction form
    225,672.54/338,453.19 = 92,590.62/x
  3. Step 3: Cross multiply
    225,672.54x = 338,453.19 × 92,590.62
  4. Step 4: Simplify right side
    225,672.54x = 31,337,590,703.08
  5. Step 5: Solve for x
    x = 31,337,590,703.08/225,672.54
  6. Step 6: Final answer
    x = 138,863.11

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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.