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Finding the Third Proportional to 86,796 and 131,651

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Solution

The third proportional to 86,796 and 131,651 is: 199,686.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,796 : 131,651 = 131,651 : x
  2. Step 2: Convert to fraction form
    86,796/131,651 = 131,651/x
  3. Step 3: Cross multiply
    86,796x = 131,651 × 131,651
  4. Step 4: Simplify right side
    86,796x = 17,331,985,801
  5. Step 5: Solve for x
    x = 17,331,985,801/86,796
  6. Step 6: Final answer
    x = 199,686.46

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.