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Finding the Fourth Proportional to 234,257.62, 323,275.65 and 126,827.68

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Solution

The fourth proportional to 234,257.62, 323,275.65 and 126,827.68 is: 175,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,257.62 : 323,275.65 = 126,827.68 : x
  2. Step 2: Convert to fraction form
    234,257.62/323,275.65 = 126,827.68/x
  3. Step 3: Cross multiply
    234,257.62x = 323,275.65 × 126,827.68
  4. Step 4: Simplify right side
    234,257.62x = 41,000,300,689.99
  5. Step 5: Solve for x
    x = 41,000,300,689.99/234,257.62
  6. Step 6: Final answer
    x = 175,022.27

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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.