Home / 166.89-250.32-70.68

Finding the Fourth Proportional to 166.89, 250.32 and 70.68

Calculator

Solution

The fourth proportional to 166.89, 250.32 and 70.68 is: 106.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166.89 : 250.32 = 70.68 : x
  2. Step 2: Convert to fraction form
    166.89/250.32 = 70.68/x
  3. Step 3: Cross multiply
    166.89x = 250.32 × 70.68
  4. Step 4: Simplify right side
    166.89x = 17,692.62
  5. Step 5: Solve for x
    x = 17,692.62/166.89
  6. Step 6: Final answer
    x = 106.01

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.