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Finding the Third Proportional to 68,080 and 97,855

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Solution

The third proportional to 68,080 and 97,855 is: 140,652.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,080 : 97,855 = 97,855 : x
  2. Step 2: Convert to fraction form
    68,080/97,855 = 97,855/x
  3. Step 3: Cross multiply
    68,080x = 97,855 × 97,855
  4. Step 4: Simplify right side
    68,080x = 9,575,601,025
  5. Step 5: Solve for x
    x = 9,575,601,025/68,080
  6. Step 6: Final answer
    x = 140,652.19

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.