Home / 122,153.20-183,229.83-33,399.97

Finding the Fourth Proportional to 122,153.20, 183,229.83 and 33,399.97

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Solution

The fourth proportional to 122,153.20, 183,229.83 and 33,399.97 is: 50,099.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,153.20 : 183,229.83 = 33,399.97 : x
  2. Step 2: Convert to fraction form
    122,153.20/183,229.83 = 33,399.97/x
  3. Step 3: Cross multiply
    122,153.20x = 183,229.83 × 33,399.97
  4. Step 4: Simplify right side
    122,153.20x = 6,119,870,367.03
  5. Step 5: Solve for x
    x = 6,119,870,367.03/122,153.20
  6. Step 6: Final answer
    x = 50,099.96

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1.5x scale

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.