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Finding the Third Proportional to 43,562 and 67,307

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Solution

The third proportional to 43,562 and 67,307 is: 103,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,562 : 67,307 = 67,307 : x
  2. Step 2: Convert to fraction form
    43,562/67,307 = 67,307/x
  3. Step 3: Cross multiply
    43,562x = 67,307 × 67,307
  4. Step 4: Simplify right side
    43,562x = 4,530,232,249
  5. Step 5: Solve for x
    x = 4,530,232,249/43,562
  6. Step 6: Final answer
    x = 103,995.05

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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.