Home / 76,854.52-115,293.70-32,481.46

Finding the Fourth Proportional to 76,854.52, 115,293.70 and 32,481.46

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Solution

The fourth proportional to 76,854.52, 115,293.70 and 32,481.46 is: 48,727.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,854.52 : 115,293.70 = 32,481.46 : x
  2. Step 2: Convert to fraction form
    76,854.52/115,293.70 = 32,481.46/x
  3. Step 3: Cross multiply
    76,854.52x = 115,293.70 × 32,481.46
  4. Step 4: Simplify right side
    76,854.52x = 3,744,907,704.80
  5. Step 5: Solve for x
    x = 3,744,907,704.80/76,854.52
  6. Step 6: Final answer
    x = 48,727.23

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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.