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Finding the Fourth Proportional to 271,482.91, 374,691.41 and 150,663.03

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Solution

The fourth proportional to 271,482.91, 374,691.41 and 150,663.03 is: 207,939.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,482.91 : 374,691.41 = 150,663.03 : x
  2. Step 2: Convert to fraction form
    271,482.91/374,691.41 = 150,663.03/x
  3. Step 3: Cross multiply
    271,482.91x = 374,691.41 × 150,663.03
  4. Step 4: Simplify right side
    271,482.91x = 56,452,143,145.57
  5. Step 5: Solve for x
    x = 56,452,143,145.57/271,482.91
  6. Step 6: Final answer
    x = 207,939.95

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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.