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Finding the Third Proportional to 91.75 and 200

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Solution

The third proportional to 91.75 and 200 is: 435.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    91.75 : 200 = 200 : x
  2. Step 2: Convert to fraction form
    91.75/200 = 200/x
  3. Step 3: Cross multiply
    91.75x = 200 × 200
  4. Step 4: Simplify right side
    91.75x = 40,000
  5. Step 5: Solve for x
    x = 40,000/91.75
  6. Step 6: Final answer
    x = 435.97

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.