Home / 239,435.60-330,414.86-132,003.74

Finding the Fourth Proportional to 239,435.60, 330,414.86 and 132,003.74

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Solution

The fourth proportional to 239,435.60, 330,414.86 and 132,003.74 is: 182,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,435.60 : 330,414.86 = 132,003.74 : x
  2. Step 2: Convert to fraction form
    239,435.60/330,414.86 = 132,003.74/x
  3. Step 3: Cross multiply
    239,435.60x = 330,414.86 × 132,003.74
  4. Step 4: Simplify right side
    239,435.60x = 43,615,998,427.62
  5. Step 5: Solve for x
    x = 43,615,998,427.62/239,435.60
  6. Step 6: Final answer
    x = 182,161.71

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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.