Home / 122,817.82-184,226.70-55,270.90

Finding the Fourth Proportional to 122,817.82, 184,226.70 and 55,270.90

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Solution

The fourth proportional to 122,817.82, 184,226.70 and 55,270.90 is: 82,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,817.82 : 184,226.70 = 55,270.90 : x
  2. Step 2: Convert to fraction form
    122,817.82/184,226.70 = 55,270.90/x
  3. Step 3: Cross multiply
    122,817.82x = 184,226.70 × 55,270.90
  4. Step 4: Simplify right side
    122,817.82x = 10,182,375,513.03
  5. Step 5: Solve for x
    x = 10,182,375,513.03/122,817.82
  6. Step 6: Final answer
    x = 82,906.34

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1.5x scale

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.