Home / 132,244.62-197,928.12-120,425.58

Finding the Fourth Proportional to 132,244.62, 197,928.12 and 120,425.58

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Solution

The fourth proportional to 132,244.62, 197,928.12 and 120,425.58 is: 180,238.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,244.62 : 197,928.12 = 120,425.58 : x
  2. Step 2: Convert to fraction form
    132,244.62/197,928.12 = 120,425.58/x
  3. Step 3: Cross multiply
    132,244.62x = 197,928.12 × 120,425.58
  4. Step 4: Simplify right side
    132,244.62x = 23,835,608,649.31
  5. Step 5: Solve for x
    x = 23,835,608,649.31/132,244.62
  6. Step 6: Final answer
    x = 180,238.78

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1.5x scale

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.