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Finding the Fourth Proportional to 79,906.51, 119,851.55 and 50,234.39

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Solution

The fourth proportional to 79,906.51, 119,851.55 and 50,234.39 is: 75,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,906.51 : 119,851.55 = 50,234.39 : x
  2. Step 2: Convert to fraction form
    79,906.51/119,851.55 = 50,234.39/x
  3. Step 3: Cross multiply
    79,906.51x = 119,851.55 × 50,234.39
  4. Step 4: Simplify right side
    79,906.51x = 6,020,669,504.80
  5. Step 5: Solve for x
    x = 6,020,669,504.80/79,906.51
  6. Step 6: Final answer
    x = 75,346.42

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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.