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Finding the Fourth Proportional to 234,697.89, 351,906.27 and 74,704.71

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Solution

The fourth proportional to 234,697.89, 351,906.27 and 74,704.71 is: 112,012.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,697.89 : 351,906.27 = 74,704.71 : x
  2. Step 2: Convert to fraction form
    234,697.89/351,906.27 = 74,704.71/x
  3. Step 3: Cross multiply
    234,697.89x = 351,906.27 × 74,704.71
  4. Step 4: Simplify right side
    234,697.89x = 26,289,055,847.53
  5. Step 5: Solve for x
    x = 26,289,055,847.53/234,697.89
  6. Step 6: Final answer
    x = 112,012.32

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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.