Home / 198.98-274.60-116.10

Finding the Fourth Proportional to 198.98, 274.60 and 116.10

Calculator

Solution

The fourth proportional to 198.98, 274.60 and 116.10 is: 160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198.98 : 274.60 = 116.10 : x
  2. Step 2: Convert to fraction form
    198.98/274.60 = 116.10/x
  3. Step 3: Cross multiply
    198.98x = 274.60 × 116.10
  4. Step 4: Simplify right side
    198.98x = 31,881.06
  5. Step 5: Solve for x
    x = 31,881.06/198.98
  6. Step 6: Final answer
    x = 160.22

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.