Home / 48,198.20-72,290.22-28,216.92

Finding the Fourth Proportional to 48,198.20, 72,290.22 and 28,216.92

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Solution

The fourth proportional to 48,198.20, 72,290.22 and 28,216.92 is: 42,321.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,198.20 : 72,290.22 = 28,216.92 : x
  2. Step 2: Convert to fraction form
    48,198.20/72,290.22 = 28,216.92/x
  3. Step 3: Cross multiply
    48,198.20x = 72,290.22 × 28,216.92
  4. Step 4: Simplify right side
    48,198.20x = 2,039,807,354.52
  5. Step 5: Solve for x
    x = 2,039,807,354.52/48,198.20
  6. Step 6: Final answer
    x = 42,321.24

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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.