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Finding the Third Proportional to 124,851.25 and 275,151.25

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Solution

The third proportional to 124,851.25 and 275,151.25 is: 606,387.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,851.25 : 275,151.25 = 275,151.25 : x
  2. Step 2: Convert to fraction form
    124,851.25/275,151.25 = 275,151.25/x
  3. Step 3: Cross multiply
    124,851.25x = 275,151.25 × 275,151.25
  4. Step 4: Simplify right side
    124,851.25x = 75,708,210,376.56
  5. Step 5: Solve for x
    x = 75,708,210,376.56/124,851.25
  6. Step 6: Final answer
    x = 606,387.28

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.