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Finding the Fourth Proportional to 271,601.56, 374,855.22 and 158,424.34

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Solution

The fourth proportional to 271,601.56, 374,855.22 and 158,424.34 is: 218,651.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,601.56 : 374,855.22 = 158,424.34 : x
  2. Step 2: Convert to fraction form
    271,601.56/374,855.22 = 158,424.34/x
  3. Step 3: Cross multiply
    271,601.56x = 374,855.22 × 158,424.34
  4. Step 4: Simplify right side
    271,601.56x = 59,386,190,824.05
  5. Step 5: Solve for x
    x = 59,386,190,824.05/271,601.56
  6. Step 6: Final answer
    x = 218,651.88

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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.