Home / 234,222.08-323,224.56-126,789.92

Finding the Fourth Proportional to 234,222.08, 323,224.56 and 126,789.92

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Solution

The fourth proportional to 234,222.08, 323,224.56 and 126,789.92 is: 174,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,222.08 : 323,224.56 = 126,789.92 : x
  2. Step 2: Convert to fraction form
    234,222.08/323,224.56 = 126,789.92/x
  3. Step 3: Cross multiply
    234,222.08x = 323,224.56 × 126,789.92
  4. Step 4: Simplify right side
    234,222.08x = 40,981,616,104.44
  5. Step 5: Solve for x
    x = 40,981,616,104.44/234,222.08
  6. Step 6: Final answer
    x = 174,969.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.