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Finding the Fourth Proportional to 234,392.54, 323,461.56 and 126,962.30

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Solution

The fourth proportional to 234,392.54, 323,461.56 and 126,962.30 is: 175,207.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,392.54 : 323,461.56 = 126,962.30 : x
  2. Step 2: Convert to fraction form
    234,392.54/323,461.56 = 126,962.30/x
  3. Step 3: Cross multiply
    234,392.54x = 323,461.56 × 126,962.30
  4. Step 4: Simplify right side
    234,392.54x = 41,067,423,619.19
  5. Step 5: Solve for x
    x = 41,067,423,619.19/234,392.54
  6. Step 6: Final answer
    x = 175,207.90

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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.