Home / 132,488.46-198,273.42-126,977.22

Finding the Fourth Proportional to 132,488.46, 198,273.42 and 126,977.22

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Solution

The fourth proportional to 132,488.46, 198,273.42 and 126,977.22 is: 190,025.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,488.46 : 198,273.42 = 126,977.22 : x
  2. Step 2: Convert to fraction form
    132,488.46/198,273.42 = 126,977.22/x
  3. Step 3: Cross multiply
    132,488.46x = 198,273.42 × 126,977.22
  4. Step 4: Simplify right side
    132,488.46x = 25,176,207,671.49
  5. Step 5: Solve for x
    x = 25,176,207,671.49/132,488.46
  6. Step 6: Final answer
    x = 190,025.66

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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.