Home / 194.17-291.09-112.92

Finding the Fourth Proportional to 194.17, 291.09 and 112.92

Calculator

Solution

The fourth proportional to 194.17, 291.09 and 112.92 is: 169.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.17 : 291.09 = 112.92 : x
  2. Step 2: Convert to fraction form
    194.17/291.09 = 112.92/x
  3. Step 3: Cross multiply
    194.17x = 291.09 × 112.92
  4. Step 4: Simplify right side
    194.17x = 32,869.88
  5. Step 5: Solve for x
    x = 32,869.88/194.17
  6. Step 6: Final answer
    x = 169.28

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.