Home / 254.07-380.70-116.91

Finding the Fourth Proportional to 254.07, 380.70 and 116.91

Calculator

Solution

The fourth proportional to 254.07, 380.70 and 116.91 is: 175.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    254.07 : 380.70 = 116.91 : x
  2. Step 2: Convert to fraction form
    254.07/380.70 = 116.91/x
  3. Step 3: Cross multiply
    254.07x = 380.70 × 116.91
  4. Step 4: Simplify right side
    254.07x = 44,507.64
  5. Step 5: Solve for x
    x = 44,507.64/254.07
  6. Step 6: Final answer
    x = 175.18

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.