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Finding the Third Proportional to 49,126 and 107,378

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Solution

The third proportional to 49,126 and 107,378 is: 234,703.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,126 : 107,378 = 107,378 : x
  2. Step 2: Convert to fraction form
    49,126/107,378 = 107,378/x
  3. Step 3: Cross multiply
    49,126x = 107,378 × 107,378
  4. Step 4: Simplify right side
    49,126x = 11,530,034,884
  5. Step 5: Solve for x
    x = 11,530,034,884/49,126
  6. Step 6: Final answer
    x = 234,703.31

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.