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Finding the Third Proportional to 111,226.50 and 239,951.25

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Solution

The third proportional to 111,226.50 and 239,951.25 is: 517,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,226.50 : 239,951.25 = 239,951.25 : x
  2. Step 2: Convert to fraction form
    111,226.50/239,951.25 = 239,951.25/x
  3. Step 3: Cross multiply
    111,226.50x = 239,951.25 × 239,951.25
  4. Step 4: Simplify right side
    111,226.50x = 57,576,602,376.56
  5. Step 5: Solve for x
    x = 57,576,602,376.56/111,226.50
  6. Step 6: Final answer
    x = 517,651.84

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.