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Finding the Third Proportional to 85,528.50 and 132,754.50

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Solution

The third proportional to 85,528.50 and 132,754.50 is: 206,057.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,528.50 : 132,754.50 = 132,754.50 : x
  2. Step 2: Convert to fraction form
    85,528.50/132,754.50 = 132,754.50/x
  3. Step 3: Cross multiply
    85,528.50x = 132,754.50 × 132,754.50
  4. Step 4: Simplify right side
    85,528.50x = 17,623,757,270.25
  5. Step 5: Solve for x
    x = 17,623,757,270.25/85,528.50
  6. Step 6: Final answer
    x = 206,057.13

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.