Home / 221,505.36-332,427.53-114,976.59

Finding the Fourth Proportional to 221,505.36, 332,427.53 and 114,976.59

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Solution

The fourth proportional to 221,505.36, 332,427.53 and 114,976.59 is: 172,552.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,505.36 : 332,427.53 = 114,976.59 : x
  2. Step 2: Convert to fraction form
    221,505.36/332,427.53 = 114,976.59/x
  3. Step 3: Cross multiply
    221,505.36x = 332,427.53 × 114,976.59
  4. Step 4: Simplify right side
    221,505.36x = 38,221,383,821.52
  5. Step 5: Solve for x
    x = 38,221,383,821.52/221,505.36
  6. Step 6: Final answer
    x = 172,552.86

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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.