Home / 324,127.48-486,408.66-113,766.04

Finding the Fourth Proportional to 324,127.48, 486,408.66 and 113,766.04

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Solution

The fourth proportional to 324,127.48, 486,408.66 and 113,766.04 is: 170,725.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,127.48 : 486,408.66 = 113,766.04 : x
  2. Step 2: Convert to fraction form
    324,127.48/486,408.66 = 113,766.04/x
  3. Step 3: Cross multiply
    324,127.48x = 486,408.66 × 113,766.04
  4. Step 4: Simplify right side
    324,127.48x = 55,336,787,069.91
  5. Step 5: Solve for x
    x = 55,336,787,069.91/324,127.48
  6. Step 6: Final answer
    x = 170,725.38

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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.