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Finding the Third Proportional to 26,090 and 56,110

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Solution

The third proportional to 26,090 and 56,110 is: 120,671.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,090 : 56,110 = 56,110 : x
  2. Step 2: Convert to fraction form
    26,090/56,110 = 56,110/x
  3. Step 3: Cross multiply
    26,090x = 56,110 × 56,110
  4. Step 4: Simplify right side
    26,090x = 3,148,332,100
  5. Step 5: Solve for x
    x = 3,148,332,100/26,090
  6. Step 6: Final answer
    x = 120,671.99

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.