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Finding the Fourth Proportional to 194,469.44, 291,704.16 and 63,141.44

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Solution

The fourth proportional to 194,469.44, 291,704.16 and 63,141.44 is: 94,712.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,469.44 : 291,704.16 = 63,141.44 : x
  2. Step 2: Convert to fraction form
    194,469.44/291,704.16 = 63,141.44/x
  3. Step 3: Cross multiply
    194,469.44x = 291,704.16 × 63,141.44
  4. Step 4: Simplify right side
    194,469.44x = 18,418,620,716.39
  5. Step 5: Solve for x
    x = 18,418,620,716.39/194,469.44
  6. Step 6: Final answer
    x = 94,712.16

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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.