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Finding the Third Proportional to 94.13 and 248.81

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Solution

The third proportional to 94.13 and 248.81 is: 657.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.13 : 248.81 = 248.81 : x
  2. Step 2: Convert to fraction form
    94.13/248.81 = 248.81/x
  3. Step 3: Cross multiply
    94.13x = 248.81 × 248.81
  4. Step 4: Simplify right side
    94.13x = 61,907.66
  5. Step 5: Solve for x
    x = 61,907.66/94.13
  6. Step 6: Final answer
    x = 657.72

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Why These Related Problems?

These problems maintain the same ratio (2.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.