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Finding the Fourth Proportional to 241,380.36, 361,764.12 and 108,255.24

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Solution

The fourth proportional to 241,380.36, 361,764.12 and 108,255.24 is: 162,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,380.36 : 361,764.12 = 108,255.24 : x
  2. Step 2: Convert to fraction form
    241,380.36/361,764.12 = 108,255.24/x
  3. Step 3: Cross multiply
    241,380.36x = 361,764.12 × 108,255.24
  4. Step 4: Simplify right side
    241,380.36x = 39,162,861,633.99
  5. Step 5: Solve for x
    x = 39,162,861,633.99/241,380.36
  6. Step 6: Final answer
    x = 162,245.44

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1.5x scale

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.