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Finding the Third Proportional to 73,476 and 107,208

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Solution

The third proportional to 73,476 and 107,208 is: 156,425.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,476 : 107,208 = 107,208 : x
  2. Step 2: Convert to fraction form
    73,476/107,208 = 107,208/x
  3. Step 3: Cross multiply
    73,476x = 107,208 × 107,208
  4. Step 4: Simplify right side
    73,476x = 11,493,555,264
  5. Step 5: Solve for x
    x = 11,493,555,264/73,476
  6. Step 6: Final answer
    x = 156,425.98

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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.