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Finding the Fourth Proportional to 271,045.74, 374,045.34 and 150,189.05

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Solution

The fourth proportional to 271,045.74, 374,045.34 and 150,189.05 is: 207,262.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,045.74 : 374,045.34 = 150,189.05 : x
  2. Step 2: Convert to fraction form
    271,045.74/374,045.34 = 150,189.05/x
  3. Step 3: Cross multiply
    271,045.74x = 374,045.34 × 150,189.05
  4. Step 4: Simplify right side
    271,045.74x = 56,177,511,650.36
  5. Step 5: Solve for x
    x = 56,177,511,650.36/271,045.74
  6. Step 6: Final answer
    x = 207,262.11

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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.