Home / 249.56-374.27-66.94

Finding the Fourth Proportional to 249.56, 374.27 and 66.94

Calculator

Solution

The fourth proportional to 249.56, 374.27 and 66.94 is: 100.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.56 : 374.27 = 66.94 : x
  2. Step 2: Convert to fraction form
    249.56/374.27 = 66.94/x
  3. Step 3: Cross multiply
    249.56x = 374.27 × 66.94
  4. Step 4: Simplify right side
    249.56x = 25,052.87
  5. Step 5: Solve for x
    x = 25,052.87/249.56
  6. Step 6: Final answer
    x = 100.39

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.