Home / 239,627.28-330,683.46-132,198.18

Finding the Fourth Proportional to 239,627.28, 330,683.46 and 132,198.18

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Solution

The fourth proportional to 239,627.28, 330,683.46 and 132,198.18 is: 182,432.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,627.28 : 330,683.46 = 132,198.18 : x
  2. Step 2: Convert to fraction form
    239,627.28/330,683.46 = 132,198.18/x
  3. Step 3: Cross multiply
    239,627.28x = 330,683.46 × 132,198.18
  4. Step 4: Simplify right side
    239,627.28x = 43,715,751,568.10
  5. Step 5: Solve for x
    x = 43,715,751,568.10/239,627.28
  6. Step 6: Final answer
    x = 182,432.28

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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.