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Finding the Fourth Proportional to 48,067.44, 66,321.72 and 29,203.44

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Solution

The fourth proportional to 48,067.44, 66,321.72 and 29,203.44 is: 40,293.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,067.44 : 66,321.72 = 29,203.44 : x
  2. Step 2: Convert to fraction form
    48,067.44/66,321.72 = 29,203.44/x
  3. Step 3: Cross multiply
    48,067.44x = 66,321.72 × 29,203.44
  4. Step 4: Simplify right side
    48,067.44x = 1,936,822,370.72
  5. Step 5: Solve for x
    x = 1,936,822,370.72/48,067.44
  6. Step 6: Final answer
    x = 40,293.85

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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.