Home / 162.59-243.89-136.67

Finding the Fourth Proportional to 162.59, 243.89 and 136.67

Calculator

Solution

The fourth proportional to 162.59, 243.89 and 136.67 is: 205.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.59 : 243.89 = 136.67 : x
  2. Step 2: Convert to fraction form
    162.59/243.89 = 136.67/x
  3. Step 3: Cross multiply
    162.59x = 243.89 × 136.67
  4. Step 4: Simplify right side
    162.59x = 33,330.54
  5. Step 5: Solve for x
    x = 33,330.54/162.59
  6. Step 6: Final answer
    x = 205.00

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.