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Finding the Third Proportional to 86.97 and 230.94

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Solution

The third proportional to 86.97 and 230.94 is: 613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86.97 : 230.94 = 230.94 : x
  2. Step 2: Convert to fraction form
    86.97/230.94 = 230.94/x
  3. Step 3: Cross multiply
    86.97x = 230.94 × 230.94
  4. Step 4: Simplify right side
    86.97x = 53,332.13
  5. Step 5: Solve for x
    x = 53,332.13/86.97
  6. Step 6: Final answer
    x = 613.23

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Why These Related Problems?

These problems maintain the same ratio (2.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.