Home / 159.63-220.34-104.43

Finding the Fourth Proportional to 159.63, 220.34 and 104.43

Calculator

Solution

The fourth proportional to 159.63, 220.34 and 104.43 is: 144.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159.63 : 220.34 = 104.43 : x
  2. Step 2: Convert to fraction form
    159.63/220.34 = 104.43/x
  3. Step 3: Cross multiply
    159.63x = 220.34 × 104.43
  4. Step 4: Simplify right side
    159.63x = 23,009.58
  5. Step 5: Solve for x
    x = 23,009.58/159.63
  6. Step 6: Final answer
    x = 144.14

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.