Home / 225,923.21-338,887.25-68,153.03

Finding the Fourth Proportional to 225,923.21, 338,887.25 and 68,153.03

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Solution

The fourth proportional to 225,923.21, 338,887.25 and 68,153.03 is: 102,230.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,923.21 : 338,887.25 = 68,153.03 : x
  2. Step 2: Convert to fraction form
    225,923.21/338,887.25 = 68,153.03/x
  3. Step 3: Cross multiply
    225,923.21x = 338,887.25 × 68,153.03
  4. Step 4: Simplify right side
    225,923.21x = 23,096,192,915.87
  5. Step 5: Solve for x
    x = 23,096,192,915.87/225,923.21
  6. Step 6: Final answer
    x = 102,230.28

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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.