Home / 68.56-94.61-40.93

Finding the Fourth Proportional to 68.56, 94.61 and 40.93

Calculator

Solution

The fourth proportional to 68.56, 94.61 and 40.93 is: 56.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68.56 : 94.61 = 40.93 : x
  2. Step 2: Convert to fraction form
    68.56/94.61 = 40.93/x
  3. Step 3: Cross multiply
    68.56x = 94.61 × 40.93
  4. Step 4: Simplify right side
    68.56x = 3,872.39
  5. Step 5: Solve for x
    x = 3,872.39/68.56
  6. Step 6: Final answer
    x = 56.48

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.