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Finding the Third Proportional to 69,468.75 and 107,635.13

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Solution

The third proportional to 69,468.75 and 107,635.13 is: 166,770.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,468.75 : 107,635.13 = 107,635.13 : x
  2. Step 2: Convert to fraction form
    69,468.75/107,635.13 = 107,635.13/x
  3. Step 3: Cross multiply
    69,468.75x = 107,635.13 × 107,635.13
  4. Step 4: Simplify right side
    69,468.75x = 11,585,320,133.77
  5. Step 5: Solve for x
    x = 11,585,320,133.77/69,468.75
  6. Step 6: Final answer
    x = 166,770.24

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.