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Finding the Fourth Proportional to 271,366.62, 374,141.82 and 193,934.82

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Solution

The fourth proportional to 271,366.62, 374,141.82 and 193,934.82 is: 267,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,366.62 : 374,141.82 = 193,934.82 : x
  2. Step 2: Convert to fraction form
    271,366.62/374,141.82 = 193,934.82/x
  3. Step 3: Cross multiply
    271,366.62x = 374,141.82 × 193,934.82
  4. Step 4: Simplify right side
    271,366.62x = 72,559,126,516.17
  5. Step 5: Solve for x
    x = 72,559,126,516.17/271,366.62
  6. Step 6: Final answer
    x = 267,384.13

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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.