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Finding the Fourth Proportional to 234,251.32, 323,264.58 and 126,818.56

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Solution

The fourth proportional to 234,251.32, 323,264.58 and 126,818.56 is: 175,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,251.32 : 323,264.58 = 126,818.56 : x
  2. Step 2: Convert to fraction form
    234,251.32/323,264.58 = 126,818.56/x
  3. Step 3: Cross multiply
    234,251.32x = 323,264.58 × 126,818.56
  4. Step 4: Simplify right side
    234,251.32x = 40,995,948,534.60
  5. Step 5: Solve for x
    x = 40,995,948,534.60/234,251.32
  6. Step 6: Final answer
    x = 175,008.40

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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.