Home / 228.84-315.74-179.66

Finding the Fourth Proportional to 228.84, 315.74 and 179.66

Calculator

Solution

The fourth proportional to 228.84, 315.74 and 179.66 is: 247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    228.84 : 315.74 = 179.66 : x
  2. Step 2: Convert to fraction form
    228.84/315.74 = 179.66/x
  3. Step 3: Cross multiply
    228.84x = 315.74 × 179.66
  4. Step 4: Simplify right side
    228.84x = 56,725.85
  5. Step 5: Solve for x
    x = 56,725.85/228.84
  6. Step 6: Final answer
    x = 247.88

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.