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Finding the Third Proportional to 73,510 and 107,427

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Solution

The third proportional to 73,510 and 107,427 is: 156,993.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,510 : 107,427 = 107,427 : x
  2. Step 2: Convert to fraction form
    73,510/107,427 = 107,427/x
  3. Step 3: Cross multiply
    73,510x = 107,427 × 107,427
  4. Step 4: Simplify right side
    73,510x = 11,540,560,329
  5. Step 5: Solve for x
    x = 11,540,560,329/73,510
  6. Step 6: Final answer
    x = 156,993.07

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.