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Finding the Fourth Proportional to 222,086.20, 333,032.10 and 88,922.20

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Solution

The fourth proportional to 222,086.20, 333,032.10 and 88,922.20 is: 133,344.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,086.20 : 333,032.10 = 88,922.20 : x
  2. Step 2: Convert to fraction form
    222,086.20/333,032.10 = 88,922.20/x
  3. Step 3: Cross multiply
    222,086.20x = 333,032.10 × 88,922.20
  4. Step 4: Simplify right side
    222,086.20x = 29,613,947,002.62
  5. Step 5: Solve for x
    x = 29,613,947,002.62/222,086.20
  6. Step 6: Final answer
    x = 133,344.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.