Home / 248,449.11-342,861.38-141,020.96

Finding the Fourth Proportional to 248,449.11, 342,861.38 and 141,020.96

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Solution

The fourth proportional to 248,449.11, 342,861.38 and 141,020.96 is: 194,609.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,449.11 : 342,861.38 = 141,020.96 : x
  2. Step 2: Convert to fraction form
    248,449.11/342,861.38 = 141,020.96/x
  3. Step 3: Cross multiply
    248,449.11x = 342,861.38 × 141,020.96
  4. Step 4: Simplify right side
    248,449.11x = 48,350,638,535.11
  5. Step 5: Solve for x
    x = 48,350,638,535.11/248,449.11
  6. Step 6: Final answer
    x = 194,609.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.