Home / 222,922.70-333,813.15-122,971.80

Finding the Fourth Proportional to 222,922.70, 333,813.15 and 122,971.80

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Solution

The fourth proportional to 222,922.70, 333,813.15 and 122,971.80 is: 184,142.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,922.70 : 333,813.15 = 122,971.80 : x
  2. Step 2: Convert to fraction form
    222,922.70/333,813.15 = 122,971.80/x
  3. Step 3: Cross multiply
    222,922.70x = 333,813.15 × 122,971.80
  4. Step 4: Simplify right side
    222,922.70x = 41,049,603,919.17
  5. Step 5: Solve for x
    x = 41,049,603,919.17/222,922.70
  6. Step 6: Final answer
    x = 184,142.78

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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.