Home / 126,883.88-190,067.26-60,121.64

Finding the Fourth Proportional to 126,883.88, 190,067.26 and 60,121.64

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Solution

The fourth proportional to 126,883.88, 190,067.26 and 60,121.64 is: 90,059.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,883.88 : 190,067.26 = 60,121.64 : x
  2. Step 2: Convert to fraction form
    126,883.88/190,067.26 = 60,121.64/x
  3. Step 3: Cross multiply
    126,883.88x = 190,067.26 × 60,121.64
  4. Step 4: Simplify right side
    126,883.88x = 11,427,155,381.51
  5. Step 5: Solve for x
    x = 11,427,155,381.51/126,883.88
  6. Step 6: Final answer
    x = 90,059.95

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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.