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Finding the Fourth Proportional to 75,079.44, 112,540.70 and 25,118.44

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Solution

The fourth proportional to 75,079.44, 112,540.70 and 25,118.44 is: 37,651.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,079.44 : 112,540.70 = 25,118.44 : x
  2. Step 2: Convert to fraction form
    75,079.44/112,540.70 = 25,118.44/x
  3. Step 3: Cross multiply
    75,079.44x = 112,540.70 × 25,118.44
  4. Step 4: Simplify right side
    75,079.44x = 2,826,846,601.95
  5. Step 5: Solve for x
    x = 2,826,846,601.95/75,079.44
  6. Step 6: Final answer
    x = 37,651.41

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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.