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Finding the Fourth Proportional to 271,508.91, 374,676.55 and 150,647.59

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Solution

The fourth proportional to 271,508.91, 374,676.55 and 150,647.59 is: 207,890.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,508.91 : 374,676.55 = 150,647.59 : x
  2. Step 2: Convert to fraction form
    271,508.91/374,676.55 = 150,647.59/x
  3. Step 3: Cross multiply
    271,508.91x = 374,676.55 × 150,647.59
  4. Step 4: Simplify right side
    271,508.91x = 56,444,119,287.01
  5. Step 5: Solve for x
    x = 56,444,119,287.01/271,508.91
  6. Step 6: Final answer
    x = 207,890.49

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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.