Home / 255,732.22-352,910.49-142,554.97

Finding the Fourth Proportional to 255,732.22, 352,910.49 and 142,554.97

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Solution

The fourth proportional to 255,732.22, 352,910.49 and 142,554.97 is: 196,725.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,732.22 : 352,910.49 = 142,554.97 : x
  2. Step 2: Convert to fraction form
    255,732.22/352,910.49 = 142,554.97/x
  3. Step 3: Cross multiply
    255,732.22x = 352,910.49 × 142,554.97
  4. Step 4: Simplify right side
    255,732.22x = 50,309,143,160.72
  5. Step 5: Solve for x
    x = 50,309,143,160.72/255,732.22
  6. Step 6: Final answer
    x = 196,725.87

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1.5x scale

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.