Home / 118.52-162.49-116.36

Finding the Fourth Proportional to 118.52, 162.49 and 116.36

Calculator

Solution

The fourth proportional to 118.52, 162.49 and 116.36 is: 159.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    118.52 : 162.49 = 116.36 : x
  2. Step 2: Convert to fraction form
    118.52/162.49 = 116.36/x
  3. Step 3: Cross multiply
    118.52x = 162.49 × 116.36
  4. Step 4: Simplify right side
    118.52x = 18,907.34
  5. Step 5: Solve for x
    x = 18,907.34/118.52
  6. Step 6: Final answer
    x = 159.53

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.