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Finding the Fourth Proportional to 48,062.44, 66,314.82 and 29,198.44

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Solution

The fourth proportional to 48,062.44, 66,314.82 and 29,198.44 is: 40,286.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,062.44 : 66,314.82 = 29,198.44 : x
  2. Step 2: Convert to fraction form
    48,062.44/66,314.82 = 29,198.44/x
  3. Step 3: Cross multiply
    48,062.44x = 66,314.82 × 29,198.44
  4. Step 4: Simplify right side
    48,062.44x = 1,936,289,292.88
  5. Step 5: Solve for x
    x = 1,936,289,292.88/48,062.44
  6. Step 6: Final answer
    x = 40,286.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.