Home / 132,228.06-198,343.71-38,735.70

Finding the Fourth Proportional to 132,228.06, 198,343.71 and 38,735.70

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Solution

The fourth proportional to 132,228.06, 198,343.71 and 38,735.70 is: 58,104.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,228.06 : 198,343.71 = 38,735.70 : x
  2. Step 2: Convert to fraction form
    132,228.06/198,343.71 = 38,735.70/x
  3. Step 3: Cross multiply
    132,228.06x = 198,343.71 × 38,735.70
  4. Step 4: Simplify right side
    132,228.06x = 7,682,982,447.45
  5. Step 5: Solve for x
    x = 7,682,982,447.45/132,228.06
  6. Step 6: Final answer
    x = 58,104.02

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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.