Home / 186.26-257.06-112.56

Finding the Fourth Proportional to 186.26, 257.06 and 112.56

Calculator

Solution

The fourth proportional to 186.26, 257.06 and 112.56 is: 155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186.26 : 257.06 = 112.56 : x
  2. Step 2: Convert to fraction form
    186.26/257.06 = 112.56/x
  3. Step 3: Cross multiply
    186.26x = 257.06 × 112.56
  4. Step 4: Simplify right side
    186.26x = 28,934.11
  5. Step 5: Solve for x
    x = 28,934.11/186.26
  6. Step 6: Final answer
    x = 155.35

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.