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Finding the Fourth Proportional to 271,716.62, 374,980.65 and 150,857.91

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Solution

The fourth proportional to 271,716.62, 374,980.65 and 150,857.91 is: 208,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,716.62 : 374,980.65 = 150,857.91 : x
  2. Step 2: Convert to fraction form
    271,716.62/374,980.65 = 150,857.91/x
  3. Step 3: Cross multiply
    271,716.62x = 374,980.65 × 150,857.91
  4. Step 4: Simplify right side
    271,716.62x = 56,568,797,480.77
  5. Step 5: Solve for x
    x = 56,568,797,480.77/271,716.62
  6. Step 6: Final answer
    x = 208,190.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.