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Finding the Third Proportional to 36.13 and 52.25

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Solution

The third proportional to 36.13 and 52.25 is: 75.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.13 : 52.25 = 52.25 : x
  2. Step 2: Convert to fraction form
    36.13/52.25 = 52.25/x
  3. Step 3: Cross multiply
    36.13x = 52.25 × 52.25
  4. Step 4: Simplify right side
    36.13x = 2,730.06
  5. Step 5: Solve for x
    x = 2,730.06/36.13
  6. Step 6: Final answer
    x = 75.57

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.