Home / 227,137.85-313,450.26-131,699.91

Finding the Fourth Proportional to 227,137.85, 313,450.26 and 131,699.91

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Solution

The fourth proportional to 227,137.85, 313,450.26 and 131,699.91 is: 181,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,137.85 : 313,450.26 = 131,699.91 : x
  2. Step 2: Convert to fraction form
    227,137.85/313,450.26 = 131,699.91/x
  3. Step 3: Cross multiply
    227,137.85x = 313,450.26 × 131,699.91
  4. Step 4: Simplify right side
    227,137.85x = 41,281,371,031.48
  5. Step 5: Solve for x
    x = 41,281,371,031.48/227,137.85
  6. Step 6: Final answer
    x = 181,745.90

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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.