Home / 135,449.82-203,278.41-60,541.02

Finding the Fourth Proportional to 135,449.82, 203,278.41 and 60,541.02

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Solution

The fourth proportional to 135,449.82, 203,278.41 and 60,541.02 is: 90,857.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,449.82 : 203,278.41 = 60,541.02 : x
  2. Step 2: Convert to fraction form
    135,449.82/203,278.41 = 60,541.02/x
  3. Step 3: Cross multiply
    135,449.82x = 203,278.41 × 60,541.02
  4. Step 4: Simplify right side
    135,449.82x = 12,306,682,285.38
  5. Step 5: Solve for x
    x = 12,306,682,285.38/135,449.82
  6. Step 6: Final answer
    x = 90,857.87

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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.