Home / 188.94-283.23-120.25

Finding the Fourth Proportional to 188.94, 283.23 and 120.25

Calculator

Solution

The fourth proportional to 188.94, 283.23 and 120.25 is: 180.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188.94 : 283.23 = 120.25 : x
  2. Step 2: Convert to fraction form
    188.94/283.23 = 120.25/x
  3. Step 3: Cross multiply
    188.94x = 283.23 × 120.25
  4. Step 4: Simplify right side
    188.94x = 34,058.41
  5. Step 5: Solve for x
    x = 34,058.41/188.94
  6. Step 6: Final answer
    x = 180.26

Related Problems

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.