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Finding the Third Proportional to 43,965 and 68,119

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Solution

The third proportional to 43,965 and 68,119 is: 105,543.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,965 : 68,119 = 68,119 : x
  2. Step 2: Convert to fraction form
    43,965/68,119 = 68,119/x
  3. Step 3: Cross multiply
    43,965x = 68,119 × 68,119
  4. Step 4: Simplify right side
    43,965x = 4,640,198,161
  5. Step 5: Solve for x
    x = 4,640,198,161/43,965
  6. Step 6: Final answer
    x = 105,543.00

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.