Home / 156,148.62-234,203.49-50,958.78

Finding the Fourth Proportional to 156,148.62, 234,203.49 and 50,958.78

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Solution

The fourth proportional to 156,148.62, 234,203.49 and 50,958.78 is: 76,431.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,148.62 : 234,203.49 = 50,958.78 : x
  2. Step 2: Convert to fraction form
    156,148.62/234,203.49 = 50,958.78/x
  3. Step 3: Cross multiply
    156,148.62x = 234,203.49 × 50,958.78
  4. Step 4: Simplify right side
    156,148.62x = 11,934,724,122.14
  5. Step 5: Solve for x
    x = 11,934,724,122.14/156,148.62
  6. Step 6: Final answer
    x = 76,431.83

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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.