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Finding the Third Proportional to 26,638.88 and 57,310.88

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Solution

The third proportional to 26,638.88 and 57,310.88 is: 123,298.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,638.88 : 57,310.88 = 57,310.88 : x
  2. Step 2: Convert to fraction form
    26,638.88/57,310.88 = 57,310.88/x
  3. Step 3: Cross multiply
    26,638.88x = 57,310.88 × 57,310.88
  4. Step 4: Simplify right side
    26,638.88x = 3,284,536,393.27
  5. Step 5: Solve for x
    x = 3,284,536,393.27/26,638.88
  6. Step 6: Final answer
    x = 123,298.62

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.