Home / 251.88-377.28-174.48

Finding the Fourth Proportional to 251.88, 377.28 and 174.48

Calculator

Solution

The fourth proportional to 251.88, 377.28 and 174.48 is: 261.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.88 : 377.28 = 174.48 : x
  2. Step 2: Convert to fraction form
    251.88/377.28 = 174.48/x
  3. Step 3: Cross multiply
    251.88x = 377.28 × 174.48
  4. Step 4: Simplify right side
    251.88x = 65,827.81
  5. Step 5: Solve for x
    x = 65,827.81/251.88
  6. Step 6: Final answer
    x = 261.35

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.