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Finding the Third Proportional to 50.50 and 69

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Solution

The third proportional to 50.50 and 69 is: 94.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.50 : 69 = 69 : x
  2. Step 2: Convert to fraction form
    50.50/69 = 69/x
  3. Step 3: Cross multiply
    50.50x = 69 × 69
  4. Step 4: Simplify right side
    50.50x = 4,761
  5. Step 5: Solve for x
    x = 4,761/50.50
  6. Step 6: Final answer
    x = 94.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.