Home / 224,556.75-336,890.61-66,784.55

Finding the Fourth Proportional to 224,556.75, 336,890.61 and 66,784.55

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Solution

The fourth proportional to 224,556.75, 336,890.61 and 66,784.55 is: 100,193.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,556.75 : 336,890.61 = 66,784.55 : x
  2. Step 2: Convert to fraction form
    224,556.75/336,890.61 = 66,784.55/x
  3. Step 3: Cross multiply
    224,556.75x = 336,890.61 × 66,784.55
  4. Step 4: Simplify right side
    224,556.75x = 22,499,086,103.62
  5. Step 5: Solve for x
    x = 22,499,086,103.62/224,556.75
  6. Step 6: Final answer
    x = 100,193.32

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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.