Home / 76.10-113.96-37.49

Finding the Fourth Proportional to 76.10, 113.96 and 37.49

Calculator

Solution

The fourth proportional to 76.10, 113.96 and 37.49 is: 56.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76.10 : 113.96 = 37.49 : x
  2. Step 2: Convert to fraction form
    76.10/113.96 = 37.49/x
  3. Step 3: Cross multiply
    76.10x = 113.96 × 37.49
  4. Step 4: Simplify right side
    76.10x = 4,271.88
  5. Step 5: Solve for x
    x = 4,271.88/76.10
  6. Step 6: Final answer
    x = 56.14

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.