Home / 75,874.22-113,816.85-29,127.09

Finding the Fourth Proportional to 75,874.22, 113,816.85 and 29,127.09

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Solution

The fourth proportional to 75,874.22, 113,816.85 and 29,127.09 is: 43,692.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,874.22 : 113,816.85 = 29,127.09 : x
  2. Step 2: Convert to fraction form
    75,874.22/113,816.85 = 29,127.09/x
  3. Step 3: Cross multiply
    75,874.22x = 113,816.85 × 29,127.09
  4. Step 4: Simplify right side
    75,874.22x = 3,315,153,951.05
  5. Step 5: Solve for x
    x = 3,315,153,951.05/75,874.22
  6. Step 6: Final answer
    x = 43,692.76

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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.