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Finding the Third Proportional to 43,770 and 93,372

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Solution

The third proportional to 43,770 and 93,372 is: 199,185.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,770 : 93,372 = 93,372 : x
  2. Step 2: Convert to fraction form
    43,770/93,372 = 93,372/x
  3. Step 3: Cross multiply
    43,770x = 93,372 × 93,372
  4. Step 4: Simplify right side
    43,770x = 8,718,330,384
  5. Step 5: Solve for x
    x = 8,718,330,384/43,770
  6. Step 6: Final answer
    x = 199,185.07

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.