Home / 157.95-217.89-92.44

Finding the Fourth Proportional to 157.95, 217.89 and 92.44

Calculator

Solution

The fourth proportional to 157.95, 217.89 and 92.44 is: 127.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    157.95 : 217.89 = 92.44 : x
  2. Step 2: Convert to fraction form
    157.95/217.89 = 92.44/x
  3. Step 3: Cross multiply
    157.95x = 217.89 × 92.44
  4. Step 4: Simplify right side
    157.95x = 20,142.02
  5. Step 5: Solve for x
    x = 20,142.02/157.95
  6. Step 6: Final answer
    x = 127.52

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.