Home / 92.12-126.97-67.55

Finding the Fourth Proportional to 92.12, 126.97 and 67.55

Calculator

Solution

The fourth proportional to 92.12, 126.97 and 67.55 is: 93.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92.12 : 126.97 = 67.55 : x
  2. Step 2: Convert to fraction form
    92.12/126.97 = 67.55/x
  3. Step 3: Cross multiply
    92.12x = 126.97 × 67.55
  4. Step 4: Simplify right side
    92.12x = 8,576.02
  5. Step 5: Solve for x
    x = 8,576.02/92.12
  6. Step 6: Final answer
    x = 93.10

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.