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Finding the Third Proportional to 63,190.13 and 138,250.13

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Solution

The third proportional to 63,190.13 and 138,250.13 is: 302,469.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,190.13 : 138,250.13 = 138,250.13 : x
  2. Step 2: Convert to fraction form
    63,190.13/138,250.13 = 138,250.13/x
  3. Step 3: Cross multiply
    63,190.13x = 138,250.13 × 138,250.13
  4. Step 4: Simplify right side
    63,190.13x = 19,113,097,062.52
  5. Step 5: Solve for x
    x = 19,113,097,062.52/63,190.13
  6. Step 6: Final answer
    x = 302,469.68

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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.