Home / 96.22-132.71-57.40

Finding the Fourth Proportional to 96.22, 132.71 and 57.40

Calculator

Solution

The fourth proportional to 96.22, 132.71 and 57.40 is: 79.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.22 : 132.71 = 57.40 : x
  2. Step 2: Convert to fraction form
    96.22/132.71 = 57.40/x
  3. Step 3: Cross multiply
    96.22x = 132.71 × 57.40
  4. Step 4: Simplify right side
    96.22x = 7,617.55
  5. Step 5: Solve for x
    x = 7,617.55/96.22
  6. Step 6: Final answer
    x = 79.17

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.