Home / 226,925.18-313,198.74-131,431.85

Finding the Fourth Proportional to 226,925.18, 313,198.74 and 131,431.85

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Solution

The fourth proportional to 226,925.18, 313,198.74 and 131,431.85 is: 181,400.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,925.18 : 313,198.74 = 131,431.85 : x
  2. Step 2: Convert to fraction form
    226,925.18/313,198.74 = 131,431.85/x
  3. Step 3: Cross multiply
    226,925.18x = 313,198.74 × 131,431.85
  4. Step 4: Simplify right side
    226,925.18x = 41,164,289,815.87
  5. Step 5: Solve for x
    x = 41,164,289,815.87/226,925.18
  6. Step 6: Final answer
    x = 181,400.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.