Home / 251.54-377.28-97.55

Finding the Fourth Proportional to 251.54, 377.28 and 97.55

Calculator

Solution

The fourth proportional to 251.54, 377.28 and 97.55 is: 146.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.54 : 377.28 = 97.55 : x
  2. Step 2: Convert to fraction form
    251.54/377.28 = 97.55/x
  3. Step 3: Cross multiply
    251.54x = 377.28 × 97.55
  4. Step 4: Simplify right side
    251.54x = 36,801.78
  5. Step 5: Solve for x
    x = 36,801.78/251.54
  6. Step 6: Final answer
    x = 146.31

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.