Home / 239,344.22-330,281.52-131,913.92

Finding the Fourth Proportional to 239,344.22, 330,281.52 and 131,913.92

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Solution

The fourth proportional to 239,344.22, 330,281.52 and 131,913.92 is: 182,033.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,344.22 : 330,281.52 = 131,913.92 : x
  2. Step 2: Convert to fraction form
    239,344.22/330,281.52 = 131,913.92/x
  3. Step 3: Cross multiply
    239,344.22x = 330,281.52 × 131,913.92
  4. Step 4: Simplify right side
    239,344.22x = 43,568,730,006.76
  5. Step 5: Solve for x
    x = 43,568,730,006.76/239,344.22
  6. Step 6: Final answer
    x = 182,033.77

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1.5x scale

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.