Home / 201.29-277.83-135.88

Finding the Fourth Proportional to 201.29, 277.83 and 135.88

Calculator

Solution

The fourth proportional to 201.29, 277.83 and 135.88 is: 187.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.29 : 277.83 = 135.88 : x
  2. Step 2: Convert to fraction form
    201.29/277.83 = 135.88/x
  3. Step 3: Cross multiply
    201.29x = 277.83 × 135.88
  4. Step 4: Simplify right side
    201.29x = 37,750.85
  5. Step 5: Solve for x
    x = 37,750.85/201.29
  6. Step 6: Final answer
    x = 187.55

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.