Home / 203,217.02-280,576.42-126,852.38

Finding the Fourth Proportional to 203,217.02, 280,576.42 and 126,852.38

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Solution

The fourth proportional to 203,217.02, 280,576.42 and 126,852.38 is: 175,141.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,217.02 : 280,576.42 = 126,852.38 : x
  2. Step 2: Convert to fraction form
    203,217.02/280,576.42 = 126,852.38/x
  3. Step 3: Cross multiply
    203,217.02x = 280,576.42 × 126,852.38
  4. Step 4: Simplify right side
    203,217.02x = 35,591,786,648.88
  5. Step 5: Solve for x
    x = 35,591,786,648.88/203,217.02
  6. Step 6: Final answer
    x = 175,141.76

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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.