Home / 63.72-95.49-50.91

Finding the Fourth Proportional to 63.72, 95.49 and 50.91

Calculator

Solution

The fourth proportional to 63.72, 95.49 and 50.91 is: 76.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.72 : 95.49 = 50.91 : x
  2. Step 2: Convert to fraction form
    63.72/95.49 = 50.91/x
  3. Step 3: Cross multiply
    63.72x = 95.49 × 50.91
  4. Step 4: Simplify right side
    63.72x = 4,861.40
  5. Step 5: Solve for x
    x = 4,861.40/63.72
  6. Step 6: Final answer
    x = 76.29

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.