Home / 306.53-459.68-101.05

Finding the Fourth Proportional to 306.53, 459.68 and 101.05

Calculator

Solution

The fourth proportional to 306.53, 459.68 and 101.05 is: 151.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    306.53 : 459.68 = 101.05 : x
  2. Step 2: Convert to fraction form
    306.53/459.68 = 101.05/x
  3. Step 3: Cross multiply
    306.53x = 459.68 × 101.05
  4. Step 4: Simplify right side
    306.53x = 46,450.66
  5. Step 5: Solve for x
    x = 46,450.66/306.53
  6. Step 6: Final answer
    x = 151.54

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.