Home / 354.77-532.04-107.90

Finding the Fourth Proportional to 354.77, 532.04 and 107.90

Calculator

Solution

The fourth proportional to 354.77, 532.04 and 107.90 is: 161.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    354.77 : 532.04 = 107.90 : x
  2. Step 2: Convert to fraction form
    354.77/532.04 = 107.90/x
  3. Step 3: Cross multiply
    354.77x = 532.04 × 107.90
  4. Step 4: Simplify right side
    354.77x = 57,403.92
  5. Step 5: Solve for x
    x = 57,403.92/354.77
  6. Step 6: Final answer
    x = 161.81

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.