Home / 80,067.20-110,492.64-48,237.44

Finding the Fourth Proportional to 80,067.20, 110,492.64 and 48,237.44

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Solution

The fourth proportional to 80,067.20, 110,492.64 and 48,237.44 is: 66,567.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,067.20 : 110,492.64 = 48,237.44 : x
  2. Step 2: Convert to fraction form
    80,067.20/110,492.64 = 48,237.44/x
  3. Step 3: Cross multiply
    80,067.20x = 110,492.64 × 48,237.44
  4. Step 4: Simplify right side
    80,067.20x = 5,329,882,092.44
  5. Step 5: Solve for x
    x = 5,329,882,092.44/80,067.20
  6. Step 6: Final answer
    x = 66,567.61

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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.