Home / 221,650.44-332,245.86-103,224.36

Finding the Fourth Proportional to 221,650.44, 332,245.86 and 103,224.36

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Solution

The fourth proportional to 221,650.44, 332,245.86 and 103,224.36 is: 154,729.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,650.44 : 332,245.86 = 103,224.36 : x
  2. Step 2: Convert to fraction form
    221,650.44/332,245.86 = 103,224.36/x
  3. Step 3: Cross multiply
    221,650.44x = 332,245.86 × 103,224.36
  4. Step 4: Simplify right side
    221,650.44x = 34,295,866,261.15
  5. Step 5: Solve for x
    x = 34,295,866,261.15/221,650.44
  6. Step 6: Final answer
    x = 154,729.52

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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.