Home / 204,092.40-306,138.60-141,106.80

Finding the Fourth Proportional to 204,092.40, 306,138.60 and 141,106.80

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Solution

The fourth proportional to 204,092.40, 306,138.60 and 141,106.80 is: 211,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,092.40 : 306,138.60 = 141,106.80 : x
  2. Step 2: Convert to fraction form
    204,092.40/306,138.60 = 141,106.80/x
  3. Step 3: Cross multiply
    204,092.40x = 306,138.60 × 141,106.80
  4. Step 4: Simplify right side
    204,092.40x = 43,198,238,202.48
  5. Step 5: Solve for x
    x = 43,198,238,202.48/204,092.40
  6. Step 6: Final answer
    x = 211,660.20

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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.