Home / 239,344.20-330,281.52-131,913.88

Finding the Fourth Proportional to 239,344.20, 330,281.52 and 131,913.88

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Solution

The fourth proportional to 239,344.20, 330,281.52 and 131,913.88 is: 182,033.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,344.20 : 330,281.52 = 131,913.88 : x
  2. Step 2: Convert to fraction form
    239,344.20/330,281.52 = 131,913.88/x
  3. Step 3: Cross multiply
    239,344.20x = 330,281.52 × 131,913.88
  4. Step 4: Simplify right side
    239,344.20x = 43,568,716,795.50
  5. Step 5: Solve for x
    x = 43,568,716,795.50/239,344.20
  6. Step 6: Final answer
    x = 182,033.73

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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.