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Finding the Fourth Proportional to 133,794.28, 200,695.79 and 49,575.61

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Solution

The fourth proportional to 133,794.28, 200,695.79 and 49,575.61 is: 74,365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,794.28 : 200,695.79 = 49,575.61 : x
  2. Step 2: Convert to fraction form
    133,794.28/200,695.79 = 49,575.61/x
  3. Step 3: Cross multiply
    133,794.28x = 200,695.79 × 49,575.61
  4. Step 4: Simplify right side
    133,794.28x = 9,949,616,213.68
  5. Step 5: Solve for x
    x = 9,949,616,213.68/133,794.28
  6. Step 6: Final answer
    x = 74,365.03

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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.