Home / 135,936.22-203,906.38-47,192.55

Finding the Fourth Proportional to 135,936.22, 203,906.38 and 47,192.55

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Solution

The fourth proportional to 135,936.22, 203,906.38 and 47,192.55 is: 70,789.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,936.22 : 203,906.38 = 47,192.55 : x
  2. Step 2: Convert to fraction form
    135,936.22/203,906.38 = 47,192.55/x
  3. Step 3: Cross multiply
    135,936.22x = 203,906.38 × 47,192.55
  4. Step 4: Simplify right side
    135,936.22x = 9,622,861,013.94
  5. Step 5: Solve for x
    x = 9,622,861,013.94/135,936.22
  6. Step 6: Final answer
    x = 70,789.53

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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.