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Finding the Fourth Proportional to 234,380.82, 351,591.96 and 65,902.62

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Solution

The fourth proportional to 234,380.82, 351,591.96 and 65,902.62 is: 98,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,380.82 : 351,591.96 = 65,902.62 : x
  2. Step 2: Convert to fraction form
    234,380.82/351,591.96 = 65,902.62/x
  3. Step 3: Cross multiply
    234,380.82x = 351,591.96 × 65,902.62
  4. Step 4: Simplify right side
    234,380.82x = 23,170,831,334.94
  5. Step 5: Solve for x
    x = 23,170,831,334.94/234,380.82
  6. Step 6: Final answer
    x = 98,859.76

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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.