Home / 226,099.15-338,705.33-131,129.82

Finding the Fourth Proportional to 226,099.15, 338,705.33 and 131,129.82

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Solution

The fourth proportional to 226,099.15, 338,705.33 and 131,129.82 is: 196,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,099.15 : 338,705.33 = 131,129.82 : x
  2. Step 2: Convert to fraction form
    226,099.15/338,705.33 = 131,129.82/x
  3. Step 3: Cross multiply
    226,099.15x = 338,705.33 × 131,129.82
  4. Step 4: Simplify right side
    226,099.15x = 44,414,366,606.76
  5. Step 5: Solve for x
    x = 44,414,366,606.76/226,099.15
  6. Step 6: Final answer
    x = 196,437.57

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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.