Home / 149,441.22-223,845.80-120,855.51

Finding the Fourth Proportional to 149,441.22, 223,845.80 and 120,855.51

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Solution

The fourth proportional to 149,441.22, 223,845.80 and 120,855.51 is: 181,027.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,441.22 : 223,845.80 = 120,855.51 : x
  2. Step 2: Convert to fraction form
    149,441.22/223,845.80 = 120,855.51/x
  3. Step 3: Cross multiply
    149,441.22x = 223,845.80 × 120,855.51
  4. Step 4: Simplify right side
    149,441.22x = 27,052,997,716.08
  5. Step 5: Solve for x
    x = 27,052,997,716.08/149,441.22
  6. Step 6: Final answer
    x = 181,027.68

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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.