Home / 263,732.41-395,609.52-76,743.91

Finding the Fourth Proportional to 263,732.41, 395,609.52 and 76,743.91

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Solution

The fourth proportional to 263,732.41, 395,609.52 and 76,743.91 is: 115,119.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,732.41 : 395,609.52 = 76,743.91 : x
  2. Step 2: Convert to fraction form
    263,732.41/395,609.52 = 76,743.91/x
  3. Step 3: Cross multiply
    263,732.41x = 395,609.52 × 76,743.91
  4. Step 4: Simplify right side
    263,732.41x = 30,360,621,398.02
  5. Step 5: Solve for x
    x = 30,360,621,398.02/263,732.41
  6. Step 6: Final answer
    x = 115,119.04

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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.