Home / 133,997.24-200,969.88-40,481.12

Finding the Fourth Proportional to 133,997.24, 200,969.88 and 40,481.12

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Solution

The fourth proportional to 133,997.24, 200,969.88 and 40,481.12 is: 60,713.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,997.24 : 200,969.88 = 40,481.12 : x
  2. Step 2: Convert to fraction form
    133,997.24/200,969.88 = 40,481.12/x
  3. Step 3: Cross multiply
    133,997.24x = 200,969.88 × 40,481.12
  4. Step 4: Simplify right side
    133,997.24x = 8,135,485,828.67
  5. Step 5: Solve for x
    x = 8,135,485,828.67/133,997.24
  6. Step 6: Final answer
    x = 60,713.83

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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.