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Finding the Fourth Proportional to 131,591.68, 197,379.84 and 33,088

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Solution

The fourth proportional to 131,591.68, 197,379.84 and 33,088 is: 49,630.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,591.68 : 197,379.84 = 33,088 : x
  2. Step 2: Convert to fraction form
    131,591.68/197,379.84 = 33,088/x
  3. Step 3: Cross multiply
    131,591.68x = 197,379.84 × 33,088
  4. Step 4: Simplify right side
    131,591.68x = 6,530,904,145.92
  5. Step 5: Solve for x
    x = 6,530,904,145.92/131,591.68
  6. Step 6: Final answer
    x = 49,630.07

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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.