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Finding the Third Proportional to 204.19 and 222.19

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Solution

The third proportional to 204.19 and 222.19 is: 241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    204.19 : 222.19 = 222.19 : x
  2. Step 2: Convert to fraction form
    204.19/222.19 = 222.19/x
  3. Step 3: Cross multiply
    204.19x = 222.19 × 222.19
  4. Step 4: Simplify right side
    204.19x = 49,367.29
  5. Step 5: Solve for x
    x = 49,367.29/204.19
  6. Step 6: Final answer
    x = 241.77

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.