Home / 231.11-346.81-122.97

Finding the Fourth Proportional to 231.11, 346.81 and 122.97

Calculator

Solution

The fourth proportional to 231.11, 346.81 and 122.97 is: 184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    231.11 : 346.81 = 122.97 : x
  2. Step 2: Convert to fraction form
    231.11/346.81 = 122.97/x
  3. Step 3: Cross multiply
    231.11x = 346.81 × 122.97
  4. Step 4: Simplify right side
    231.11x = 42,647.23
  5. Step 5: Solve for x
    x = 42,647.23/231.11
  6. Step 6: Final answer
    x = 184.53

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.