Home / 112,107.70-168,162-33,222.52

Finding the Fourth Proportional to 112,107.70, 168,162 and 33,222.52

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Solution

The fourth proportional to 112,107.70, 168,162 and 33,222.52 is: 49,833.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,107.70 : 168,162 = 33,222.52 : x
  2. Step 2: Convert to fraction form
    112,107.70/168,162 = 33,222.52/x
  3. Step 3: Cross multiply
    112,107.70x = 168,162 × 33,222.52
  4. Step 4: Simplify right side
    112,107.70x = 5,586,765,408.24
  5. Step 5: Solve for x
    x = 5,586,765,408.24/112,107.70
  6. Step 6: Final answer
    x = 49,833.91

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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.