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Finding the Fourth Proportional to 135,591.67, 203,364.39 and 35,752.85

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Solution

The fourth proportional to 135,591.67, 203,364.39 and 35,752.85 is: 53,623.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,591.67 : 203,364.39 = 35,752.85 : x
  2. Step 2: Convert to fraction form
    135,591.67/203,364.39 = 35,752.85/x
  3. Step 3: Cross multiply
    135,591.67x = 203,364.39 × 35,752.85
  4. Step 4: Simplify right side
    135,591.67x = 7,270,856,531.01
  5. Step 5: Solve for x
    x = 7,270,856,531.01/135,591.67
  6. Step 6: Final answer
    x = 53,623.18

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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.