Home / 132,255.78-198,383.61-33,759.78

Finding the Fourth Proportional to 132,255.78, 198,383.61 and 33,759.78

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Solution

The fourth proportional to 132,255.78, 198,383.61 and 33,759.78 is: 50,639.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,255.78 : 198,383.61 = 33,759.78 : x
  2. Step 2: Convert to fraction form
    132,255.78/198,383.61 = 33,759.78/x
  3. Step 3: Cross multiply
    132,255.78x = 198,383.61 × 33,759.78
  4. Step 4: Simplify right side
    132,255.78x = 6,697,387,029.21
  5. Step 5: Solve for x
    x = 6,697,387,029.21/132,255.78
  6. Step 6: Final answer
    x = 50,639.65

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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.