Home / 126,282.75-189,476.07-92,720.13

Finding the Fourth Proportional to 126,282.75, 189,476.07 and 92,720.13

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Solution

The fourth proportional to 126,282.75, 189,476.07 and 92,720.13 is: 139,118.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,282.75 : 189,476.07 = 92,720.13 : x
  2. Step 2: Convert to fraction form
    126,282.75/189,476.07 = 92,720.13/x
  3. Step 3: Cross multiply
    126,282.75x = 189,476.07 × 92,720.13
  4. Step 4: Simplify right side
    126,282.75x = 17,568,245,842.29
  5. Step 5: Solve for x
    x = 17,568,245,842.29/126,282.75
  6. Step 6: Final answer
    x = 139,118.33

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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.