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Finding the Third Proportional to 121,481.02 and 259,569.56

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Solution

The third proportional to 121,481.02 and 259,569.56 is: 554,624.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,481.02 : 259,569.56 = 259,569.56 : x
  2. Step 2: Convert to fraction form
    121,481.02/259,569.56 = 259,569.56/x
  3. Step 3: Cross multiply
    121,481.02x = 259,569.56 × 259,569.56
  4. Step 4: Simplify right side
    121,481.02x = 67,376,357,776.44
  5. Step 5: Solve for x
    x = 67,376,357,776.44/121,481.02
  6. Step 6: Final answer
    x = 554,624.58

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.