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Finding the Fourth Proportional to 271,704.69, 374,822.22 and 191,176.65

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Solution

The fourth proportional to 271,704.69, 374,822.22 and 191,176.65 is: 263,732.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,704.69 : 374,822.22 = 191,176.65 : x
  2. Step 2: Convert to fraction form
    271,704.69/374,822.22 = 191,176.65/x
  3. Step 3: Cross multiply
    271,704.69x = 374,822.22 × 191,176.65
  4. Step 4: Simplify right side
    271,704.69x = 71,657,256,365.16
  5. Step 5: Solve for x
    x = 71,657,256,365.16/271,704.69
  6. Step 6: Final answer
    x = 263,732.13

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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.