Home / 126,033.36-189,074.88-36,076.92

Finding the Fourth Proportional to 126,033.36, 189,074.88 and 36,076.92

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Solution

The fourth proportional to 126,033.36, 189,074.88 and 36,076.92 is: 54,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,033.36 : 189,074.88 = 36,076.92 : x
  2. Step 2: Convert to fraction form
    126,033.36/189,074.88 = 36,076.92/x
  3. Step 3: Cross multiply
    126,033.36x = 189,074.88 × 36,076.92
  4. Step 4: Simplify right side
    126,033.36x = 6,821,239,319.77
  5. Step 5: Solve for x
    x = 6,821,239,319.77/126,033.36
  6. Step 6: Final answer
    x = 54,122.49

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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.