Home / 416.03-624.04-107.86

Finding the Fourth Proportional to 416.03, 624.04 and 107.86

Calculator

Solution

The fourth proportional to 416.03, 624.04 and 107.86 is: 161.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    416.03 : 624.04 = 107.86 : x
  2. Step 2: Convert to fraction form
    416.03/624.04 = 107.86/x
  3. Step 3: Cross multiply
    416.03x = 624.04 × 107.86
  4. Step 4: Simplify right side
    416.03x = 67,308.95
  5. Step 5: Solve for x
    x = 67,308.95/416.03
  6. Step 6: Final answer
    x = 161.79

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.