Home / 298.45-447.54-106.08

Finding the Fourth Proportional to 298.45, 447.54 and 106.08

Calculator

Solution

The fourth proportional to 298.45, 447.54 and 106.08 is: 159.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    298.45 : 447.54 = 106.08 : x
  2. Step 2: Convert to fraction form
    298.45/447.54 = 106.08/x
  3. Step 3: Cross multiply
    298.45x = 447.54 × 106.08
  4. Step 4: Simplify right side
    298.45x = 47,475.04
  5. Step 5: Solve for x
    x = 47,475.04/298.45
  6. Step 6: Final answer
    x = 159.07

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.