Home / 48,099.82-72,149.13-16,081.28

Finding the Fourth Proportional to 48,099.82, 72,149.13 and 16,081.28

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Solution

The fourth proportional to 48,099.82, 72,149.13 and 16,081.28 is: 24,121.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,099.82 : 72,149.13 = 16,081.28 : x
  2. Step 2: Convert to fraction form
    48,099.82/72,149.13 = 16,081.28/x
  3. Step 3: Cross multiply
    48,099.82x = 72,149.13 × 16,081.28
  4. Step 4: Simplify right side
    48,099.82x = 1,160,250,676.94
  5. Step 5: Solve for x
    x = 1,160,250,676.94/48,099.82
  6. Step 6: Final answer
    x = 24,121.73

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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.