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Finding the Fourth Proportional to 225,997.44, 338,915.16 and 68,177.04

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Solution

The fourth proportional to 225,997.44, 338,915.16 and 68,177.04 is: 102,241.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,997.44 : 338,915.16 = 68,177.04 : x
  2. Step 2: Convert to fraction form
    225,997.44/338,915.16 = 68,177.04/x
  3. Step 3: Cross multiply
    225,997.44x = 338,915.16 × 68,177.04
  4. Step 4: Simplify right side
    225,997.44x = 23,106,232,419.93
  5. Step 5: Solve for x
    x = 23,106,232,419.93/225,997.44
  6. Step 6: Final answer
    x = 102,241.12

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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.