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Finding the Third Proportional to 82,485 and 166,249.13

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Solution

The third proportional to 82,485 and 166,249.13 is: 335,076.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,485 : 166,249.13 = 166,249.13 : x
  2. Step 2: Convert to fraction form
    82,485/166,249.13 = 166,249.13/x
  3. Step 3: Cross multiply
    82,485x = 166,249.13 × 166,249.13
  4. Step 4: Simplify right side
    82,485x = 27,638,771,563.27
  5. Step 5: Solve for x
    x = 27,638,771,563.27/82,485
  6. Step 6: Final answer
    x = 335,076.34

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.