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Finding the Third Proportional to 114,900.75 and 252,479.25

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Solution

The third proportional to 114,900.75 and 252,479.25 is: 554,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,900.75 : 252,479.25 = 252,479.25 : x
  2. Step 2: Convert to fraction form
    114,900.75/252,479.25 = 252,479.25/x
  3. Step 3: Cross multiply
    114,900.75x = 252,479.25 × 252,479.25
  4. Step 4: Simplify right side
    114,900.75x = 63,745,771,680.56
  5. Step 5: Solve for x
    x = 63,745,771,680.56/114,900.75
  6. Step 6: Final answer
    x = 554,789.87

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.