Home / 88,620.13-132,891.31-33,177.25

Finding the Fourth Proportional to 88,620.13, 132,891.31 and 33,177.25

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Solution

The fourth proportional to 88,620.13, 132,891.31 and 33,177.25 is: 49,751.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,620.13 : 132,891.31 = 33,177.25 : x
  2. Step 2: Convert to fraction form
    88,620.13/132,891.31 = 33,177.25/x
  3. Step 3: Cross multiply
    88,620.13x = 132,891.31 × 33,177.25
  4. Step 4: Simplify right side
    88,620.13x = 4,408,968,214.70
  5. Step 5: Solve for x
    x = 4,408,968,214.70/88,620.13
  6. Step 6: Final answer
    x = 49,751.32

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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.