Home / 199,180.74-298,859.39-104,388.38

Finding the Fourth Proportional to 199,180.74, 298,859.39 and 104,388.38

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Solution

The fourth proportional to 199,180.74, 298,859.39 and 104,388.38 is: 156,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,180.74 : 298,859.39 = 104,388.38 : x
  2. Step 2: Convert to fraction form
    199,180.74/298,859.39 = 104,388.38/x
  3. Step 3: Cross multiply
    199,180.74x = 298,859.39 × 104,388.38
  4. Step 4: Simplify right side
    199,180.74x = 31,197,445,553.65
  5. Step 5: Solve for x
    x = 31,197,445,553.65/199,180.74
  6. Step 6: Final answer
    x = 156,628.83

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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.