Home / 67.45-101.06-33.16

Finding the Fourth Proportional to 67.45, 101.06 and 33.16

Calculator

Solution

The fourth proportional to 67.45, 101.06 and 33.16 is: 49.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.45 : 101.06 = 33.16 : x
  2. Step 2: Convert to fraction form
    67.45/101.06 = 33.16/x
  3. Step 3: Cross multiply
    67.45x = 101.06 × 33.16
  4. Step 4: Simplify right side
    67.45x = 3,350.98
  5. Step 5: Solve for x
    x = 3,350.98/67.45
  6. Step 6: Final answer
    x = 49.68

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.