Home / 80,324.14-120,514.90-48,798.52

Finding the Fourth Proportional to 80,324.14, 120,514.90 and 48,798.52

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Solution

The fourth proportional to 80,324.14, 120,514.90 and 48,798.52 is: 73,215.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,324.14 : 120,514.90 = 48,798.52 : x
  2. Step 2: Convert to fraction form
    80,324.14/120,514.90 = 48,798.52/x
  3. Step 3: Cross multiply
    80,324.14x = 120,514.90 × 48,798.52
  4. Step 4: Simplify right side
    80,324.14x = 5,880,948,757.95
  5. Step 5: Solve for x
    x = 5,880,948,757.95/80,324.14
  6. Step 6: Final answer
    x = 73,215.21

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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.