Home / 148,375.52-222,407.76-54,821.60

Finding the Fourth Proportional to 148,375.52, 222,407.76 and 54,821.60

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Solution

The fourth proportional to 148,375.52, 222,407.76 and 54,821.60 is: 82,174.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,375.52 : 222,407.76 = 54,821.60 : x
  2. Step 2: Convert to fraction form
    148,375.52/222,407.76 = 54,821.60/x
  3. Step 3: Cross multiply
    148,375.52x = 222,407.76 × 54,821.60
  4. Step 4: Simplify right side
    148,375.52x = 12,192,749,255.62
  5. Step 5: Solve for x
    x = 12,192,749,255.62/148,375.52
  6. Step 6: Final answer
    x = 82,174.94

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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.