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Finding the Fourth Proportional to 234,505.62, 323,691.48 and 149,622.66

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Solution

The fourth proportional to 234,505.62, 323,691.48 and 149,622.66 is: 206,526.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,505.62 : 323,691.48 = 149,622.66 : x
  2. Step 2: Convert to fraction form
    234,505.62/323,691.48 = 149,622.66/x
  3. Step 3: Cross multiply
    234,505.62x = 323,691.48 × 149,622.66
  4. Step 4: Simplify right side
    234,505.62x = 48,431,580,256.94
  5. Step 5: Solve for x
    x = 48,431,580,256.94/234,505.62
  6. Step 6: Final answer
    x = 206,526.31

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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.