Home / 127.33-191.09-88.92

Finding the Fourth Proportional to 127.33, 191.09 and 88.92

Calculator

Solution

The fourth proportional to 127.33, 191.09 and 88.92 is: 133.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127.33 : 191.09 = 88.92 : x
  2. Step 2: Convert to fraction form
    127.33/191.09 = 88.92/x
  3. Step 3: Cross multiply
    127.33x = 191.09 × 88.92
  4. Step 4: Simplify right side
    127.33x = 16,991.95
  5. Step 5: Solve for x
    x = 16,991.95/127.33
  6. Step 6: Final answer
    x = 133.45

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.