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Finding the Third Proportional to 95.25 and 199.88

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Solution

The third proportional to 95.25 and 199.88 is: 419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.25 : 199.88 = 199.88 : x
  2. Step 2: Convert to fraction form
    95.25/199.88 = 199.88/x
  3. Step 3: Cross multiply
    95.25x = 199.88 × 199.88
  4. Step 4: Simplify right side
    95.25x = 39,950.02
  5. Step 5: Solve for x
    x = 39,950.02/95.25
  6. Step 6: Final answer
    x = 419.42

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.