Home / 267.21-400.98-130.29

Finding the Fourth Proportional to 267.21, 400.98 and 130.29

Calculator

Solution

The fourth proportional to 267.21, 400.98 and 130.29 is: 195.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.21 : 400.98 = 130.29 : x
  2. Step 2: Convert to fraction form
    267.21/400.98 = 130.29/x
  3. Step 3: Cross multiply
    267.21x = 400.98 × 130.29
  4. Step 4: Simplify right side
    267.21x = 52,243.68
  5. Step 5: Solve for x
    x = 52,243.68/267.21
  6. Step 6: Final answer
    x = 195.52

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.