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Finding the Third Proportional to 110.63 and 204.19

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Solution

The third proportional to 110.63 and 204.19 is: 376.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.63 : 204.19 = 204.19 : x
  2. Step 2: Convert to fraction form
    110.63/204.19 = 204.19/x
  3. Step 3: Cross multiply
    110.63x = 204.19 × 204.19
  4. Step 4: Simplify right side
    110.63x = 41,692.54
  5. Step 5: Solve for x
    x = 41,692.54/110.63
  6. Step 6: Final answer
    x = 376.88

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Why These Related Problems?

These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.