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Finding the Third Proportional to 148,553.26 and 222,861.90

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Solution

The third proportional to 148,553.26 and 222,861.90 is: 334,340.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,553.26 : 222,861.90 = 222,861.90 : x
  2. Step 2: Convert to fraction form
    148,553.26/222,861.90 = 222,861.90/x
  3. Step 3: Cross multiply
    148,553.26x = 222,861.90 × 222,861.90
  4. Step 4: Simplify right side
    148,553.26x = 49,667,427,516.28
  5. Step 5: Solve for x
    x = 49,667,427,516.28/148,553.26
  6. Step 6: Final answer
    x = 334,340.88

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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.