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Finding the Third Proportional to 80,046 and 172,506

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Solution

The third proportional to 80,046 and 172,506 is: 371,765.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,046 : 172,506 = 172,506 : x
  2. Step 2: Convert to fraction form
    80,046/172,506 = 172,506/x
  3. Step 3: Cross multiply
    80,046x = 172,506 × 172,506
  4. Step 4: Simplify right side
    80,046x = 29,758,320,036
  5. Step 5: Solve for x
    x = 29,758,320,036/80,046
  6. Step 6: Final answer
    x = 371,765.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.