Home / 133,410.24-184,121.91-75,268.44

Finding the Fourth Proportional to 133,410.24, 184,121.91 and 75,268.44

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Solution

The fourth proportional to 133,410.24, 184,121.91 and 75,268.44 is: 103,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,410.24 : 184,121.91 = 75,268.44 : x
  2. Step 2: Convert to fraction form
    133,410.24/184,121.91 = 75,268.44/x
  3. Step 3: Cross multiply
    133,410.24x = 184,121.91 × 75,268.44
  4. Step 4: Simplify right side
    133,410.24x = 13,858,568,935.52
  5. Step 5: Solve for x
    x = 13,858,568,935.52/133,410.24
  6. Step 6: Final answer
    x = 103,879.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.