Home / 179-268.68-125

Finding the Fourth Proportional to 179, 268.68 and 125

Calculator

Solution

The fourth proportional to 179, 268.68 and 125 is: 187.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179 : 268.68 = 125 : x
  2. Step 2: Convert to fraction form
    179/268.68 = 125/x
  3. Step 3: Cross multiply
    179x = 268.68 × 125
  4. Step 4: Simplify right side
    179x = 33,585
  5. Step 5: Solve for x
    x = 33,585/179
  6. Step 6: Final answer
    x = 187.63

Related Problems

Find fourth proportional to 89.50, 134.34 and 62.50
Half scale
Find fourth proportional to 358, 537.36 and 250
Double scale
Find fourth proportional to 180, 270.18 and 126
Similar ratio
Find fourth proportional to 268.50, 403.02 and 187.50
1.5x scale

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.