Home / 223.74-308.76-125.49

Finding the Fourth Proportional to 223.74, 308.76 and 125.49

Calculator

Solution

The fourth proportional to 223.74, 308.76 and 125.49 is: 173.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.74 : 308.76 = 125.49 : x
  2. Step 2: Convert to fraction form
    223.74/308.76 = 125.49/x
  3. Step 3: Cross multiply
    223.74x = 308.76 × 125.49
  4. Step 4: Simplify right side
    223.74x = 38,746.29
  5. Step 5: Solve for x
    x = 38,746.29/223.74
  6. Step 6: Final answer
    x = 173.18

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.