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Finding the Fourth Proportional to 225,724.01, 338,599.82 and 75,951.73

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Solution

The fourth proportional to 225,724.01, 338,599.82 and 75,951.73 is: 113,932.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,724.01 : 338,599.82 = 75,951.73 : x
  2. Step 2: Convert to fraction form
    225,724.01/338,599.82 = 75,951.73/x
  3. Step 3: Cross multiply
    225,724.01x = 338,599.82 × 75,951.73
  4. Step 4: Simplify right side
    225,724.01x = 25,717,240,880.43
  5. Step 5: Solve for x
    x = 25,717,240,880.43/225,724.01
  6. Step 6: Final answer
    x = 113,932.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.