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Finding the Fourth Proportional to 222,996.62, 307,634.82 and 132,356.41

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Solution

The fourth proportional to 222,996.62, 307,634.82 and 132,356.41 is: 182,592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,996.62 : 307,634.82 = 132,356.41 : x
  2. Step 2: Convert to fraction form
    222,996.62/307,634.82 = 132,356.41/x
  3. Step 3: Cross multiply
    222,996.62x = 307,634.82 × 132,356.41
  4. Step 4: Simplify right side
    222,996.62x = 40,717,440,366.20
  5. Step 5: Solve for x
    x = 40,717,440,366.20/222,996.62
  6. Step 6: Final answer
    x = 182,592.19

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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.