Home / 141.05-211.58-54.41

Finding the Fourth Proportional to 141.05, 211.58 and 54.41

Calculator

Solution

The fourth proportional to 141.05, 211.58 and 54.41 is: 81.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141.05 : 211.58 = 54.41 : x
  2. Step 2: Convert to fraction form
    141.05/211.58 = 54.41/x
  3. Step 3: Cross multiply
    141.05x = 211.58 × 54.41
  4. Step 4: Simplify right side
    141.05x = 11,511.80
  5. Step 5: Solve for x
    x = 11,511.80/141.05
  6. Step 6: Final answer
    x = 81.62

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.