Home / 176.81-264.80-135.90

Finding the Fourth Proportional to 176.81, 264.80 and 135.90

Calculator

Solution

The fourth proportional to 176.81, 264.80 and 135.90 is: 203.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.81 : 264.80 = 135.90 : x
  2. Step 2: Convert to fraction form
    176.81/264.80 = 135.90/x
  3. Step 3: Cross multiply
    176.81x = 264.80 × 135.90
  4. Step 4: Simplify right side
    176.81x = 35,985.64
  5. Step 5: Solve for x
    x = 35,985.64/176.81
  6. Step 6: Final answer
    x = 203.53

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.