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Finding the Third Proportional to 109,879.03 and 222,814.55

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Solution

The third proportional to 109,879.03 and 222,814.55 is: 451,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,879.03 : 222,814.55 = 222,814.55 : x
  2. Step 2: Convert to fraction form
    109,879.03/222,814.55 = 222,814.55/x
  3. Step 3: Cross multiply
    109,879.03x = 222,814.55 × 222,814.55
  4. Step 4: Simplify right side
    109,879.03x = 49,646,322,299.11
  5. Step 5: Solve for x
    x = 49,646,322,299.11/109,879.03
  6. Step 6: Final answer
    x = 451,827.08

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.