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Finding the Third Proportional to 34,504 and 51,451

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Solution

The third proportional to 34,504 and 51,451 is: 76,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,504 : 51,451 = 51,451 : x
  2. Step 2: Convert to fraction form
    34,504/51,451 = 51,451/x
  3. Step 3: Cross multiply
    34,504x = 51,451 × 51,451
  4. Step 4: Simplify right side
    34,504x = 2,647,205,401
  5. Step 5: Solve for x
    x = 2,647,205,401/34,504
  6. Step 6: Final answer
    x = 76,721.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.