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Finding the Third Proportional to 37.25 and 50.13

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Solution

The third proportional to 37.25 and 50.13 is: 67.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.25 : 50.13 = 50.13 : x
  2. Step 2: Convert to fraction form
    37.25/50.13 = 50.13/x
  3. Step 3: Cross multiply
    37.25x = 50.13 × 50.13
  4. Step 4: Simplify right side
    37.25x = 2,512.52
  5. Step 5: Solve for x
    x = 2,512.52/37.25
  6. Step 6: Final answer
    x = 67.45

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.