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Finding the Third Proportional to 113,140.13 and 248,879.25

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Solution

The third proportional to 113,140.13 and 248,879.25 is: 547,470.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,140.13 : 248,879.25 = 248,879.25 : x
  2. Step 2: Convert to fraction form
    113,140.13/248,879.25 = 248,879.25/x
  3. Step 3: Cross multiply
    113,140.13x = 248,879.25 × 248,879.25
  4. Step 4: Simplify right side
    113,140.13x = 61,940,881,080.56
  5. Step 5: Solve for x
    x = 61,940,881,080.56/113,140.13
  6. Step 6: Final answer
    x = 547,470.50

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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.