Home / 134.92-202.43-43.63

Finding the Fourth Proportional to 134.92, 202.43 and 43.63

Calculator

Solution

The fourth proportional to 134.92, 202.43 and 43.63 is: 65.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.92 : 202.43 = 43.63 : x
  2. Step 2: Convert to fraction form
    134.92/202.43 = 43.63/x
  3. Step 3: Cross multiply
    134.92x = 202.43 × 43.63
  4. Step 4: Simplify right side
    134.92x = 8,831.80
  5. Step 5: Solve for x
    x = 8,831.80/134.92
  6. Step 6: Final answer
    x = 65.46

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.