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Finding the Third Proportional to 115,085 and 176,637

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Solution

The third proportional to 115,085 and 176,637 is: 271,109.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,085 : 176,637 = 176,637 : x
  2. Step 2: Convert to fraction form
    115,085/176,637 = 176,637/x
  3. Step 3: Cross multiply
    115,085x = 176,637 × 176,637
  4. Step 4: Simplify right side
    115,085x = 31,200,629,769
  5. Step 5: Solve for x
    x = 31,200,629,769/115,085
  6. Step 6: Final answer
    x = 271,109.44

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.