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Finding the Third Proportional to 57,169.55 and 125,422.17

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Solution

The third proportional to 57,169.55 and 125,422.17 is: 275,159.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,169.55 : 125,422.17 = 125,422.17 : x
  2. Step 2: Convert to fraction form
    57,169.55/125,422.17 = 125,422.17/x
  3. Step 3: Cross multiply
    57,169.55x = 125,422.17 × 125,422.17
  4. Step 4: Simplify right side
    57,169.55x = 15,730,721,197.84
  5. Step 5: Solve for x
    x = 15,730,721,197.84/57,169.55
  6. Step 6: Final answer
    x = 275,159.10

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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.