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Finding the Third Proportional to 69,928 and 104,891

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Solution

The third proportional to 69,928 and 104,891 is: 157,335.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,928 : 104,891 = 104,891 : x
  2. Step 2: Convert to fraction form
    69,928/104,891 = 104,891/x
  3. Step 3: Cross multiply
    69,928x = 104,891 × 104,891
  4. Step 4: Simplify right side
    69,928x = 11,002,121,881
  5. Step 5: Solve for x
    x = 11,002,121,881/69,928
  6. Step 6: Final answer
    x = 157,335.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.