Home / 179,379.20-268,884.17-79,586.39

Finding the Fourth Proportional to 179,379.20, 268,884.17 and 79,586.39

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Solution

The fourth proportional to 179,379.20, 268,884.17 and 79,586.39 is: 119,297.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,379.20 : 268,884.17 = 79,586.39 : x
  2. Step 2: Convert to fraction form
    179,379.20/268,884.17 = 79,586.39/x
  3. Step 3: Cross multiply
    179,379.20x = 268,884.17 × 79,586.39
  4. Step 4: Simplify right side
    179,379.20x = 21,399,520,020.51
  5. Step 5: Solve for x
    x = 21,399,520,020.51/179,379.20
  6. Step 6: Final answer
    x = 119,297.67

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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.