Home / 179,391.12-268,933.87-79,496.85

Finding the Fourth Proportional to 179,391.12, 268,933.87 and 79,496.85

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Solution

The fourth proportional to 179,391.12, 268,933.87 and 79,496.85 is: 119,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,391.12 : 268,933.87 = 79,496.85 : x
  2. Step 2: Convert to fraction form
    179,391.12/268,933.87 = 79,496.85/x
  3. Step 3: Cross multiply
    179,391.12x = 268,933.87 × 79,496.85
  4. Step 4: Simplify right side
    179,391.12x = 21,379,395,523.31
  5. Step 5: Solve for x
    x = 21,379,395,523.31/179,391.12
  6. Step 6: Final answer
    x = 119,177.56

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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.