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Finding the Third Proportional to 76,707 and 164,073

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Solution

The third proportional to 76,707 and 164,073 is: 350,945.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,707 : 164,073 = 164,073 : x
  2. Step 2: Convert to fraction form
    76,707/164,073 = 164,073/x
  3. Step 3: Cross multiply
    76,707x = 164,073 × 164,073
  4. Step 4: Simplify right side
    76,707x = 26,919,949,329
  5. Step 5: Solve for x
    x = 26,919,949,329/76,707
  6. Step 6: Final answer
    x = 350,945.15

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.