Home / 80,858.03-121,310.44-33,464.37

Finding the Fourth Proportional to 80,858.03, 121,310.44 and 33,464.37

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Solution

The fourth proportional to 80,858.03, 121,310.44 and 33,464.37 is: 50,206.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,858.03 : 121,310.44 = 33,464.37 : x
  2. Step 2: Convert to fraction form
    80,858.03/121,310.44 = 33,464.37/x
  3. Step 3: Cross multiply
    80,858.03x = 121,310.44 × 33,464.37
  4. Step 4: Simplify right side
    80,858.03x = 4,059,577,449.02
  5. Step 5: Solve for x
    x = 4,059,577,449.02/80,858.03
  6. Step 6: Final answer
    x = 50,206.24

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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.