Home / 235.57-353.69-133.06

Finding the Fourth Proportional to 235.57, 353.69 and 133.06

Calculator

Solution

The fourth proportional to 235.57, 353.69 and 133.06 is: 199.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.57 : 353.69 = 133.06 : x
  2. Step 2: Convert to fraction form
    235.57/353.69 = 133.06/x
  3. Step 3: Cross multiply
    235.57x = 353.69 × 133.06
  4. Step 4: Simplify right side
    235.57x = 47,060.22
  5. Step 5: Solve for x
    x = 47,060.22/235.57
  6. Step 6: Final answer
    x = 199.77

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.