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Finding the Fourth Proportional to 54,150.80, 81,093.76 and 33,099.71

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Solution

The fourth proportional to 54,150.80, 81,093.76 and 33,099.71 is: 49,568.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,150.80 : 81,093.76 = 33,099.71 : x
  2. Step 2: Convert to fraction form
    54,150.80/81,093.76 = 33,099.71/x
  3. Step 3: Cross multiply
    54,150.80x = 81,093.76 × 33,099.71
  4. Step 4: Simplify right side
    54,150.80x = 2,684,179,450.59
  5. Step 5: Solve for x
    x = 2,684,179,450.59/54,150.80
  6. Step 6: Final answer
    x = 49,568.61

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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.