Home / 72.08-107.96-44.98

Finding the Fourth Proportional to 72.08, 107.96 and 44.98

Calculator

Solution

The fourth proportional to 72.08, 107.96 and 44.98 is: 67.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    72.08 : 107.96 = 44.98 : x
  2. Step 2: Convert to fraction form
    72.08/107.96 = 44.98/x
  3. Step 3: Cross multiply
    72.08x = 107.96 × 44.98
  4. Step 4: Simplify right side
    72.08x = 4,856.04
  5. Step 5: Solve for x
    x = 4,856.04/72.08
  6. Step 6: Final answer
    x = 67.37

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.