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Finding the Fourth Proportional to 220,234.56, 330,352.04 and 54,022.56

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Solution

The fourth proportional to 220,234.56, 330,352.04 and 54,022.56 is: 81,033.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,234.56 : 330,352.04 = 54,022.56 : x
  2. Step 2: Convert to fraction form
    220,234.56/330,352.04 = 54,022.56/x
  3. Step 3: Cross multiply
    220,234.56x = 330,352.04 × 54,022.56
  4. Step 4: Simplify right side
    220,234.56x = 17,846,462,902.02
  5. Step 5: Solve for x
    x = 17,846,462,902.02/220,234.56
  6. Step 6: Final answer
    x = 81,033.89

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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.