Home / 266.84-368.13-161.93

Finding the Fourth Proportional to 266.84, 368.13 and 161.93

Calculator

Solution

The fourth proportional to 266.84, 368.13 and 161.93 is: 223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.84 : 368.13 = 161.93 : x
  2. Step 2: Convert to fraction form
    266.84/368.13 = 161.93/x
  3. Step 3: Cross multiply
    266.84x = 368.13 × 161.93
  4. Step 4: Simplify right side
    266.84x = 59,611.29
  5. Step 5: Solve for x
    x = 59,611.29/266.84
  6. Step 6: Final answer
    x = 223.40

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.