Home / 176.55-243.70-114.55

Finding the Fourth Proportional to 176.55, 243.70 and 114.55

Calculator

Solution

The fourth proportional to 176.55, 243.70 and 114.55 is: 158.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.55 : 243.70 = 114.55 : x
  2. Step 2: Convert to fraction form
    176.55/243.70 = 114.55/x
  3. Step 3: Cross multiply
    176.55x = 243.70 × 114.55
  4. Step 4: Simplify right side
    176.55x = 27,915.84
  5. Step 5: Solve for x
    x = 27,915.84/176.55
  6. Step 6: Final answer
    x = 158.12

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.