Home / 245.53-338.83-147.27

Finding the Fourth Proportional to 245.53, 338.83 and 147.27

Calculator

Solution

The fourth proportional to 245.53, 338.83 and 147.27 is: 203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.53 : 338.83 = 147.27 : x
  2. Step 2: Convert to fraction form
    245.53/338.83 = 147.27/x
  3. Step 3: Cross multiply
    245.53x = 338.83 × 147.27
  4. Step 4: Simplify right side
    245.53x = 49,899.49
  5. Step 5: Solve for x
    x = 49,899.49/245.53
  6. Step 6: Final answer
    x = 203.23

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.