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Finding the Fourth Proportional to 271,702.32, 374,950.56 and 169,786.96

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Solution

The fourth proportional to 271,702.32, 374,950.56 and 169,786.96 is: 234,306.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,702.32 : 374,950.56 = 169,786.96 : x
  2. Step 2: Convert to fraction form
    271,702.32/374,950.56 = 169,786.96/x
  3. Step 3: Cross multiply
    271,702.32x = 374,950.56 × 169,786.96
  4. Step 4: Simplify right side
    271,702.32x = 63,661,715,732.70
  5. Step 5: Solve for x
    x = 63,661,715,732.70/271,702.32
  6. Step 6: Final answer
    x = 234,306.85

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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.