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Finding the Third Proportional to 137,626 and 193,809

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Solution

The third proportional to 137,626 and 193,809 is: 272,927.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,626 : 193,809 = 193,809 : x
  2. Step 2: Convert to fraction form
    137,626/193,809 = 193,809/x
  3. Step 3: Cross multiply
    137,626x = 193,809 × 193,809
  4. Step 4: Simplify right side
    137,626x = 37,561,928,481
  5. Step 5: Solve for x
    x = 37,561,928,481/137,626
  6. Step 6: Final answer
    x = 272,927.56

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.