Home / 220,826.33-331,232.43-92,810.44

Finding the Fourth Proportional to 220,826.33, 331,232.43 and 92,810.44

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Solution

The fourth proportional to 220,826.33, 331,232.43 and 92,810.44 is: 139,212.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,826.33 : 331,232.43 = 92,810.44 : x
  2. Step 2: Convert to fraction form
    220,826.33/331,232.43 = 92,810.44/x
  3. Step 3: Cross multiply
    220,826.33x = 331,232.43 × 92,810.44
  4. Step 4: Simplify right side
    220,826.33x = 30,741,825,914.41
  5. Step 5: Solve for x
    x = 30,741,825,914.41/220,826.33
  6. Step 6: Final answer
    x = 139,212.68

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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.