Home / 74.03-110.88-43.54

Finding the Fourth Proportional to 74.03, 110.88 and 43.54

Calculator

Solution

The fourth proportional to 74.03, 110.88 and 43.54 is: 65.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74.03 : 110.88 = 43.54 : x
  2. Step 2: Convert to fraction form
    74.03/110.88 = 43.54/x
  3. Step 3: Cross multiply
    74.03x = 110.88 × 43.54
  4. Step 4: Simplify right side
    74.03x = 4,827.32
  5. Step 5: Solve for x
    x = 4,827.32/74.03
  6. Step 6: Final answer
    x = 65.21

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.