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Finding the Fourth Proportional to 227,062.68, 313,371 and 125,098.56

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Solution

The fourth proportional to 227,062.68, 313,371 and 125,098.56 is: 172,649.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,062.68 : 313,371 = 125,098.56 : x
  2. Step 2: Convert to fraction form
    227,062.68/313,371 = 125,098.56/x
  3. Step 3: Cross multiply
    227,062.68x = 313,371 × 125,098.56
  4. Step 4: Simplify right side
    227,062.68x = 39,202,260,845.76
  5. Step 5: Solve for x
    x = 39,202,260,845.76/227,062.68
  6. Step 6: Final answer
    x = 172,649.51

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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.