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Finding the Third Proportional to 82,296 and 110,115.75

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Solution

The third proportional to 82,296 and 110,115.75 is: 147,339.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,296 : 110,115.75 = 110,115.75 : x
  2. Step 2: Convert to fraction form
    82,296/110,115.75 = 110,115.75/x
  3. Step 3: Cross multiply
    82,296x = 110,115.75 × 110,115.75
  4. Step 4: Simplify right side
    82,296x = 12,125,478,398.06
  5. Step 5: Solve for x
    x = 12,125,478,398.06/82,296
  6. Step 6: Final answer
    x = 147,339.83

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.