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Finding the Third Proportional to 76,322.25 and 169,310.25

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Solution

The third proportional to 76,322.25 and 169,310.25 is: 375,591.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,322.25 : 169,310.25 = 169,310.25 : x
  2. Step 2: Convert to fraction form
    76,322.25/169,310.25 = 169,310.25/x
  3. Step 3: Cross multiply
    76,322.25x = 169,310.25 × 169,310.25
  4. Step 4: Simplify right side
    76,322.25x = 28,665,960,755.06
  5. Step 5: Solve for x
    x = 28,665,960,755.06/76,322.25
  6. Step 6: Final answer
    x = 375,591.14

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.