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Finding the Third Proportional to 63,639.56 and 125,673.47

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Solution

The third proportional to 63,639.56 and 125,673.47 is: 248,176.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,639.56 : 125,673.47 = 125,673.47 : x
  2. Step 2: Convert to fraction form
    63,639.56/125,673.47 = 125,673.47/x
  3. Step 3: Cross multiply
    63,639.56x = 125,673.47 × 125,673.47
  4. Step 4: Simplify right side
    63,639.56x = 15,793,820,747.66
  5. Step 5: Solve for x
    x = 15,793,820,747.66/63,639.56
  6. Step 6: Final answer
    x = 248,176.14

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.