Home / 190.16-263.64-180.40

Finding the Fourth Proportional to 190.16, 263.64 and 180.40

Calculator

Solution

The fourth proportional to 190.16, 263.64 and 180.40 is: 250.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    190.16 : 263.64 = 180.40 : x
  2. Step 2: Convert to fraction form
    190.16/263.64 = 180.40/x
  3. Step 3: Cross multiply
    190.16x = 263.64 × 180.40
  4. Step 4: Simplify right side
    190.16x = 47,560.66
  5. Step 5: Solve for x
    x = 47,560.66/190.16
  6. Step 6: Final answer
    x = 250.11

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.