Home / 148,104.57-204,383.34-80,121.27

Finding the Fourth Proportional to 148,104.57, 204,383.34 and 80,121.27

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Solution

The fourth proportional to 148,104.57, 204,383.34 and 80,121.27 is: 110,566.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,104.57 : 204,383.34 = 80,121.27 : x
  2. Step 2: Convert to fraction form
    148,104.57/204,383.34 = 80,121.27/x
  3. Step 3: Cross multiply
    148,104.57x = 204,383.34 × 80,121.27
  4. Step 4: Simplify right side
    148,104.57x = 16,375,452,767.64
  5. Step 5: Solve for x
    x = 16,375,452,767.64/148,104.57
  6. Step 6: Final answer
    x = 110,566.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.