Home / 271,907.43-407,441.97-145,564.44

Finding the Fourth Proportional to 271,907.43, 407,441.97 and 145,564.44

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Solution

The fourth proportional to 271,907.43, 407,441.97 and 145,564.44 is: 218,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,907.43 : 407,441.97 = 145,564.44 : x
  2. Step 2: Convert to fraction form
    271,907.43/407,441.97 = 145,564.44/x
  3. Step 3: Cross multiply
    271,907.43x = 407,441.97 × 145,564.44
  4. Step 4: Simplify right side
    271,907.43x = 59,309,062,195.55
  5. Step 5: Solve for x
    x = 59,309,062,195.55/271,907.43
  6. Step 6: Final answer
    x = 218,122.26

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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.