Home / 136.33-204.48-40.13

Finding the Fourth Proportional to 136.33, 204.48 and 40.13

Calculator

Solution

The fourth proportional to 136.33, 204.48 and 40.13 is: 60.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    136.33 : 204.48 = 40.13 : x
  2. Step 2: Convert to fraction form
    136.33/204.48 = 40.13/x
  3. Step 3: Cross multiply
    136.33x = 204.48 × 40.13
  4. Step 4: Simplify right side
    136.33x = 8,205.58
  5. Step 5: Solve for x
    x = 8,205.58/136.33
  6. Step 6: Final answer
    x = 60.19

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.