Home / 122,891.22-184,149.05-82,761.82

Finding the Fourth Proportional to 122,891.22, 184,149.05 and 82,761.82

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Solution

The fourth proportional to 122,891.22, 184,149.05 and 82,761.82 is: 124,016.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,891.22 : 184,149.05 = 82,761.82 : x
  2. Step 2: Convert to fraction form
    122,891.22/184,149.05 = 82,761.82/x
  3. Step 3: Cross multiply
    122,891.22x = 184,149.05 × 82,761.82
  4. Step 4: Simplify right side
    122,891.22x = 15,240,510,690.93
  5. Step 5: Solve for x
    x = 15,240,510,690.93/122,891.22
  6. Step 6: Final answer
    x = 124,016.27

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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.