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Finding the Fourth Proportional to 227,269.92, 313,634.67 and 125,299.11

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Solution

The fourth proportional to 227,269.92, 313,634.67 and 125,299.11 is: 172,913.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,269.92 : 313,634.67 = 125,299.11 : x
  2. Step 2: Convert to fraction form
    227,269.92/313,634.67 = 125,299.11/x
  3. Step 3: Cross multiply
    227,269.92x = 313,634.67 × 125,299.11
  4. Step 4: Simplify right side
    227,269.92x = 39,298,145,016.14
  5. Step 5: Solve for x
    x = 39,298,145,016.14/227,269.92
  6. Step 6: Final answer
    x = 172,913.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.