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Finding the Third Proportional to 89,126 and 190,279

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Solution

The third proportional to 89,126 and 190,279 is: 406,234.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,126 : 190,279 = 190,279 : x
  2. Step 2: Convert to fraction form
    89,126/190,279 = 190,279/x
  3. Step 3: Cross multiply
    89,126x = 190,279 × 190,279
  4. Step 4: Simplify right side
    89,126x = 36,206,097,841
  5. Step 5: Solve for x
    x = 36,206,097,841/89,126
  6. Step 6: Final answer
    x = 406,234.97

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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.