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Finding the Fourth Proportional to 88,641.44, 132,923.20 and 33,198.56

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Solution

The fourth proportional to 88,641.44, 132,923.20 and 33,198.56 is: 49,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,641.44 : 132,923.20 = 33,198.56 : x
  2. Step 2: Convert to fraction form
    88,641.44/132,923.20 = 33,198.56/x
  3. Step 3: Cross multiply
    88,641.44x = 132,923.20 × 33,198.56
  4. Step 4: Simplify right side
    88,641.44x = 4,412,858,830.59
  5. Step 5: Solve for x
    x = 4,412,858,830.59/88,641.44
  6. Step 6: Final answer
    x = 49,783.25

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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.