Home / 135,466.68-203,214.42-41,979.72

Finding the Fourth Proportional to 135,466.68, 203,214.42 and 41,979.72

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Solution

The fourth proportional to 135,466.68, 203,214.42 and 41,979.72 is: 62,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,466.68 : 203,214.42 = 41,979.72 : x
  2. Step 2: Convert to fraction form
    135,466.68/203,214.42 = 41,979.72/x
  3. Step 3: Cross multiply
    135,466.68x = 203,214.42 × 41,979.72
  4. Step 4: Simplify right side
    135,466.68x = 8,530,884,451.56
  5. Step 5: Solve for x
    x = 8,530,884,451.56/135,466.68
  6. Step 6: Final answer
    x = 62,974.04

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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.