Home / 132,928.09-199,391.10-33,087.60

Finding the Fourth Proportional to 132,928.09, 199,391.10 and 33,087.60

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Solution

The fourth proportional to 132,928.09, 199,391.10 and 33,087.60 is: 49,631.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,928.09 : 199,391.10 = 33,087.60 : x
  2. Step 2: Convert to fraction form
    132,928.09/199,391.10 = 33,087.60/x
  3. Step 3: Cross multiply
    132,928.09x = 199,391.10 × 33,087.60
  4. Step 4: Simplify right side
    132,928.09x = 6,597,372,836.28
  5. Step 5: Solve for x
    x = 6,597,372,836.28/132,928.09
  6. Step 6: Final answer
    x = 49,631.14

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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.