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Finding the Fourth Proportional to 75,997.67, 104,874.95 and 41,540.85

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Solution

The fourth proportional to 75,997.67, 104,874.95 and 41,540.85 is: 57,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,997.67 : 104,874.95 = 41,540.85 : x
  2. Step 2: Convert to fraction form
    75,997.67/104,874.95 = 41,540.85/x
  3. Step 3: Cross multiply
    75,997.67x = 104,874.95 × 41,540.85
  4. Step 4: Simplify right side
    75,997.67x = 4,356,594,566.71
  5. Step 5: Solve for x
    x = 4,356,594,566.71/75,997.67
  6. Step 6: Final answer
    x = 57,325.37

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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.