Home / 235.51-353.23-113.74

Finding the Fourth Proportional to 235.51, 353.23 and 113.74

Calculator

Solution

The fourth proportional to 235.51, 353.23 and 113.74 is: 170.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.51 : 353.23 = 113.74 : x
  2. Step 2: Convert to fraction form
    235.51/353.23 = 113.74/x
  3. Step 3: Cross multiply
    235.51x = 353.23 × 113.74
  4. Step 4: Simplify right side
    235.51x = 40,175.21
  5. Step 5: Solve for x
    x = 40,175.21/235.51
  6. Step 6: Final answer
    x = 170.59

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.