Home / 54.98-82.04-51.06

Finding the Fourth Proportional to 54.98, 82.04 and 51.06

Calculator

Solution

The fourth proportional to 54.98, 82.04 and 51.06 is: 76.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54.98 : 82.04 = 51.06 : x
  2. Step 2: Convert to fraction form
    54.98/82.04 = 51.06/x
  3. Step 3: Cross multiply
    54.98x = 82.04 × 51.06
  4. Step 4: Simplify right side
    54.98x = 4,188.47
  5. Step 5: Solve for x
    x = 4,188.47/54.98
  6. Step 6: Final answer
    x = 76.18

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.