Home / 462.33-693.43-137.72

Finding the Fourth Proportional to 462.33, 693.43 and 137.72

Calculator

Solution

The fourth proportional to 462.33, 693.43 and 137.72 is: 206.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    462.33 : 693.43 = 137.72 : x
  2. Step 2: Convert to fraction form
    462.33/693.43 = 137.72/x
  3. Step 3: Cross multiply
    462.33x = 693.43 × 137.72
  4. Step 4: Simplify right side
    462.33x = 95,500.57
  5. Step 5: Solve for x
    x = 95,500.57/462.33
  6. Step 6: Final answer
    x = 206.56

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.