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Finding the Third Proportional to 133,794.28 and 278,660.25

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Solution

The third proportional to 133,794.28 and 278,660.25 is: 580,380.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,794.28 : 278,660.25 = 278,660.25 : x
  2. Step 2: Convert to fraction form
    133,794.28/278,660.25 = 278,660.25/x
  3. Step 3: Cross multiply
    133,794.28x = 278,660.25 × 278,660.25
  4. Step 4: Simplify right side
    133,794.28x = 77,651,534,930.06
  5. Step 5: Solve for x
    x = 77,651,534,930.06/133,794.28
  6. Step 6: Final answer
    x = 580,380.07

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.