Home / 126,069.20-189,190.20-55,998.80

Finding the Fourth Proportional to 126,069.20, 189,190.20 and 55,998.80

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Solution

The fourth proportional to 126,069.20, 189,190.20 and 55,998.80 is: 84,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,069.20 : 189,190.20 = 55,998.80 : x
  2. Step 2: Convert to fraction form
    126,069.20/189,190.20 = 55,998.80/x
  3. Step 3: Cross multiply
    126,069.20x = 189,190.20 × 55,998.80
  4. Step 4: Simplify right side
    126,069.20x = 10,594,424,171.76
  5. Step 5: Solve for x
    x = 10,594,424,171.76/126,069.20
  6. Step 6: Final answer
    x = 84,036.58

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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.