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Finding the Third Proportional to 33,620 and 79,268

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Solution

The third proportional to 33,620 and 79,268 is: 186,895.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,620 : 79,268 = 79,268 : x
  2. Step 2: Convert to fraction form
    33,620/79,268 = 79,268/x
  3. Step 3: Cross multiply
    33,620x = 79,268 × 79,268
  4. Step 4: Simplify right side
    33,620x = 6,283,415,824
  5. Step 5: Solve for x
    x = 6,283,415,824/33,620
  6. Step 6: Final answer
    x = 186,895.18

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.