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Finding the Third Proportional to 26,121 and 53,634

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Solution

The third proportional to 26,121 and 53,634 is: 110,126.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,121 : 53,634 = 53,634 : x
  2. Step 2: Convert to fraction form
    26,121/53,634 = 53,634/x
  3. Step 3: Cross multiply
    26,121x = 53,634 × 53,634
  4. Step 4: Simplify right side
    26,121x = 2,876,605,956
  5. Step 5: Solve for x
    x = 2,876,605,956/26,121
  6. Step 6: Final answer
    x = 110,126.18

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.