Home / 148,163.22-222,144.03-54,617.94

Finding the Fourth Proportional to 148,163.22, 222,144.03 and 54,617.94

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Solution

The fourth proportional to 148,163.22, 222,144.03 and 54,617.94 is: 81,889.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,163.22 : 222,144.03 = 54,617.94 : x
  2. Step 2: Convert to fraction form
    148,163.22/222,144.03 = 54,617.94/x
  3. Step 3: Cross multiply
    148,163.22x = 222,144.03 × 54,617.94
  4. Step 4: Simplify right side
    148,163.22x = 12,133,049,301.90
  5. Step 5: Solve for x
    x = 12,133,049,301.90/148,163.22
  6. Step 6: Final answer
    x = 81,889.75

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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.