Home / 104.40-156.52-40.24

Finding the Fourth Proportional to 104.40, 156.52 and 40.24

Calculator

Solution

The fourth proportional to 104.40, 156.52 and 40.24 is: 60.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104.40 : 156.52 = 40.24 : x
  2. Step 2: Convert to fraction form
    104.40/156.52 = 40.24/x
  3. Step 3: Cross multiply
    104.40x = 156.52 × 40.24
  4. Step 4: Simplify right side
    104.40x = 6,298.36
  5. Step 5: Solve for x
    x = 6,298.36/104.40
  6. Step 6: Final answer
    x = 60.33

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.