Home / 204,028.40-306,042.60-124,194.80

Finding the Fourth Proportional to 204,028.40, 306,042.60 and 124,194.80

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Solution

The fourth proportional to 204,028.40, 306,042.60 and 124,194.80 is: 186,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,028.40 : 306,042.60 = 124,194.80 : x
  2. Step 2: Convert to fraction form
    204,028.40/306,042.60 = 124,194.80/x
  3. Step 3: Cross multiply
    204,028.40x = 306,042.60 × 124,194.80
  4. Step 4: Simplify right side
    204,028.40x = 38,008,899,498.48
  5. Step 5: Solve for x
    x = 38,008,899,498.48/204,028.40
  6. Step 6: Final answer
    x = 186,292.20

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1.5x scale

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.