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Finding the Fourth Proportional to 227,253.96, 313,612.02 and 126,658.44

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Solution

The fourth proportional to 227,253.96, 313,612.02 and 126,658.44 is: 174,789.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,253.96 : 313,612.02 = 126,658.44 : x
  2. Step 2: Convert to fraction form
    227,253.96/313,612.02 = 126,658.44/x
  3. Step 3: Cross multiply
    227,253.96x = 313,612.02 × 126,658.44
  4. Step 4: Simplify right side
    227,253.96x = 39,721,609,218.45
  5. Step 5: Solve for x
    x = 39,721,609,218.45/227,253.96
  6. Step 6: Final answer
    x = 174,789.51

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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.