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Finding the Fourth Proportional to 150,488.58, 225,742.05 and 50,640.33

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Solution

The fourth proportional to 150,488.58, 225,742.05 and 50,640.33 is: 75,963.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,488.58 : 225,742.05 = 50,640.33 : x
  2. Step 2: Convert to fraction form
    150,488.58/225,742.05 = 50,640.33/x
  3. Step 3: Cross multiply
    150,488.58x = 225,742.05 × 50,640.33
  4. Step 4: Simplify right side
    150,488.58x = 11,431,651,906.88
  5. Step 5: Solve for x
    x = 11,431,651,906.88/150,488.58
  6. Step 6: Final answer
    x = 75,963.58

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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.