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Finding the Third Proportional to 27,319 and 58,637

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Solution

The third proportional to 27,319 and 58,637 is: 125,857.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,319 : 58,637 = 58,637 : x
  2. Step 2: Convert to fraction form
    27,319/58,637 = 58,637/x
  3. Step 3: Cross multiply
    27,319x = 58,637 × 58,637
  4. Step 4: Simplify right side
    27,319x = 3,438,297,769
  5. Step 5: Solve for x
    x = 3,438,297,769/27,319
  6. Step 6: Final answer
    x = 125,857.38

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.