Home / 61.05-91.58-33.99

Finding the Fourth Proportional to 61.05, 91.58 and 33.99

Calculator

Solution

The fourth proportional to 61.05, 91.58 and 33.99 is: 50.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61.05 : 91.58 = 33.99 : x
  2. Step 2: Convert to fraction form
    61.05/91.58 = 33.99/x
  3. Step 3: Cross multiply
    61.05x = 91.58 × 33.99
  4. Step 4: Simplify right side
    61.05x = 3,112.80
  5. Step 5: Solve for x
    x = 3,112.80/61.05
  6. Step 6: Final answer
    x = 50.99

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.