Home / 132,150.94-198,229.81-42,193.57

Finding the Fourth Proportional to 132,150.94, 198,229.81 and 42,193.57

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Solution

The fourth proportional to 132,150.94, 198,229.81 and 42,193.57 is: 63,291.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,150.94 : 198,229.81 = 42,193.57 : x
  2. Step 2: Convert to fraction form
    132,150.94/198,229.81 = 42,193.57/x
  3. Step 3: Cross multiply
    132,150.94x = 198,229.81 × 42,193.57
  4. Step 4: Simplify right side
    132,150.94x = 8,364,023,641.15
  5. Step 5: Solve for x
    x = 8,364,023,641.15/132,150.94
  6. Step 6: Final answer
    x = 63,291.44

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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.