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Finding the Fourth Proportional to 234,354.76, 323,407.96 and 126,922.33

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Solution

The fourth proportional to 234,354.76, 323,407.96 and 126,922.33 is: 175,151.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,354.76 : 323,407.96 = 126,922.33 : x
  2. Step 2: Convert to fraction form
    234,354.76/323,407.96 = 126,922.33/x
  3. Step 3: Cross multiply
    234,354.76x = 323,407.96 × 126,922.33
  4. Step 4: Simplify right side
    234,354.76x = 41,047,691,189.14
  5. Step 5: Solve for x
    x = 41,047,691,189.14/234,354.76
  6. Step 6: Final answer
    x = 175,151.95

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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.