Home / 126,874.32-190,296.30-33,387.36

Finding the Fourth Proportional to 126,874.32, 190,296.30 and 33,387.36

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Solution

The fourth proportional to 126,874.32, 190,296.30 and 33,387.36 is: 50,077.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,874.32 : 190,296.30 = 33,387.36 : x
  2. Step 2: Convert to fraction form
    126,874.32/190,296.30 = 33,387.36/x
  3. Step 3: Cross multiply
    126,874.32x = 190,296.30 × 33,387.36
  4. Step 4: Simplify right side
    126,874.32x = 6,353,491,074.77
  5. Step 5: Solve for x
    x = 6,353,491,074.77/126,874.32
  6. Step 6: Final answer
    x = 50,077.05

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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.