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Finding the Fourth Proportional to 271,131, 374,160.06 and 150,272.52

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Solution

The fourth proportional to 271,131, 374,160.06 and 150,272.52 is: 207,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,131 : 374,160.06 = 150,272.52 : x
  2. Step 2: Convert to fraction form
    271,131/374,160.06 = 150,272.52/x
  3. Step 3: Cross multiply
    271,131x = 374,160.06 × 150,272.52
  4. Step 4: Simplify right side
    271,131x = 56,225,975,099.55
  5. Step 5: Solve for x
    x = 56,225,975,099.55/271,131
  6. Step 6: Final answer
    x = 207,375.68

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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.