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Finding the Third Proportional to 44,790 and 69,908

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Solution

The third proportional to 44,790 and 69,908 is: 109,112.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,790 : 69,908 = 69,908 : x
  2. Step 2: Convert to fraction form
    44,790/69,908 = 69,908/x
  3. Step 3: Cross multiply
    44,790x = 69,908 × 69,908
  4. Step 4: Simplify right side
    44,790x = 4,887,128,464
  5. Step 5: Solve for x
    x = 4,887,128,464/44,790
  6. Step 6: Final answer
    x = 109,112.04

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.