Home / 266.61-400.02-104.34

Finding the Fourth Proportional to 266.61, 400.02 and 104.34

Calculator

Solution

The fourth proportional to 266.61, 400.02 and 104.34 is: 156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.61 : 400.02 = 104.34 : x
  2. Step 2: Convert to fraction form
    266.61/400.02 = 104.34/x
  3. Step 3: Cross multiply
    266.61x = 400.02 × 104.34
  4. Step 4: Simplify right side
    266.61x = 41,738.09
  5. Step 5: Solve for x
    x = 41,738.09/266.61
  6. Step 6: Final answer
    x = 156.55

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.