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Finding the Fourth Proportional to 221,625.80, 332,244.30 and 132,914.60

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Solution

The fourth proportional to 221,625.80, 332,244.30 and 132,914.60 is: 199,255.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,625.80 : 332,244.30 = 132,914.60 : x
  2. Step 2: Convert to fraction form
    221,625.80/332,244.30 = 132,914.60/x
  3. Step 3: Cross multiply
    221,625.80x = 332,244.30 × 132,914.60
  4. Step 4: Simplify right side
    221,625.80x = 44,160,118,236.78
  5. Step 5: Solve for x
    x = 44,160,118,236.78/221,625.80
  6. Step 6: Final answer
    x = 199,255.31

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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.