Home / 239,076.43-358,375.03-111,082.63

Finding the Fourth Proportional to 239,076.43, 358,375.03 and 111,082.63

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Solution

The fourth proportional to 239,076.43, 358,375.03 and 111,082.63 is: 166,512.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,076.43 : 358,375.03 = 111,082.63 : x
  2. Step 2: Convert to fraction form
    239,076.43/358,375.03 = 111,082.63/x
  3. Step 3: Cross multiply
    239,076.43x = 358,375.03 × 111,082.63
  4. Step 4: Simplify right side
    239,076.43x = 39,809,240,858.73
  5. Step 5: Solve for x
    x = 39,809,240,858.73/239,076.43
  6. Step 6: Final answer
    x = 166,512.61

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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.