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Finding the Fourth Proportional to 271,393.58, 374,514.26 and 163,944.87

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Solution

The fourth proportional to 271,393.58, 374,514.26 and 163,944.87 is: 226,238.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,393.58 : 374,514.26 = 163,944.87 : x
  2. Step 2: Convert to fraction form
    271,393.58/374,514.26 = 163,944.87/x
  3. Step 3: Cross multiply
    271,393.58x = 374,514.26 × 163,944.87
  4. Step 4: Simplify right side
    271,393.58x = 61,399,690,849.12
  5. Step 5: Solve for x
    x = 61,399,690,849.12/271,393.58
  6. Step 6: Final answer
    x = 226,238.56

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1.5x scale

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.