Home / 271,626.38-407,839.43-151,917.86

Finding the Fourth Proportional to 271,626.38, 407,839.43 and 151,917.86

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Solution

The fourth proportional to 271,626.38, 407,839.43 and 151,917.86 is: 228,100.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,626.38 : 407,839.43 = 151,917.86 : x
  2. Step 2: Convert to fraction form
    271,626.38/407,839.43 = 151,917.86/x
  3. Step 3: Cross multiply
    271,626.38x = 407,839.43 × 151,917.86
  4. Step 4: Simplify right side
    271,626.38x = 61,958,092,669.63
  5. Step 5: Solve for x
    x = 61,958,092,669.63/271,626.38
  6. Step 6: Final answer
    x = 228,100.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.