Home / 266.03-398.99-95.03

Finding the Fourth Proportional to 266.03, 398.99 and 95.03

Calculator

Solution

The fourth proportional to 266.03, 398.99 and 95.03 is: 142.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.03 : 398.99 = 95.03 : x
  2. Step 2: Convert to fraction form
    266.03/398.99 = 95.03/x
  3. Step 3: Cross multiply
    266.03x = 398.99 × 95.03
  4. Step 4: Simplify right side
    266.03x = 37,915.54
  5. Step 5: Solve for x
    x = 37,915.54/266.03
  6. Step 6: Final answer
    x = 142.52

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.