Home / 66.04-99.08-38.97

Finding the Fourth Proportional to 66.04, 99.08 and 38.97

Calculator

Solution

The fourth proportional to 66.04, 99.08 and 38.97 is: 58.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66.04 : 99.08 = 38.97 : x
  2. Step 2: Convert to fraction form
    66.04/99.08 = 38.97/x
  3. Step 3: Cross multiply
    66.04x = 99.08 × 38.97
  4. Step 4: Simplify right side
    66.04x = 3,861.15
  5. Step 5: Solve for x
    x = 3,861.15/66.04
  6. Step 6: Final answer
    x = 58.47

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.