Home / 295.10-407.12-170.72

Finding the Fourth Proportional to 295.10, 407.12 and 170.72

Calculator

Solution

The fourth proportional to 295.10, 407.12 and 170.72 is: 235.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.10 : 407.12 = 170.72 : x
  2. Step 2: Convert to fraction form
    295.10/407.12 = 170.72/x
  3. Step 3: Cross multiply
    295.10x = 407.12 × 170.72
  4. Step 4: Simplify right side
    295.10x = 69,503.53
  5. Step 5: Solve for x
    x = 69,503.53/295.10
  6. Step 6: Final answer
    x = 235.53

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.