Home / 87,826.32-131,737.68-35,247.60

Finding the Fourth Proportional to 87,826.32, 131,737.68 and 35,247.60

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Solution

The fourth proportional to 87,826.32, 131,737.68 and 35,247.60 is: 52,870.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,826.32 : 131,737.68 = 35,247.60 : x
  2. Step 2: Convert to fraction form
    87,826.32/131,737.68 = 35,247.60/x
  3. Step 3: Cross multiply
    87,826.32x = 131,737.68 × 35,247.60
  4. Step 4: Simplify right side
    87,826.32x = 4,643,437,049.57
  5. Step 5: Solve for x
    x = 4,643,437,049.57/87,826.32
  6. Step 6: Final answer
    x = 52,870.68

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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.