Home / 194-267.72-125

Finding the Fourth Proportional to 194, 267.72 and 125

Calculator

Solution

The fourth proportional to 194, 267.72 and 125 is: 172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    194 : 267.72 = 125 : x
  2. Step 2: Convert to fraction form
    194/267.72 = 125/x
  3. Step 3: Cross multiply
    194x = 267.72 × 125
  4. Step 4: Simplify right side
    194x = 33,465
  5. Step 5: Solve for x
    x = 33,465/194
  6. Step 6: Final answer
    x = 172.50

Related Problems

Find fourth proportional to 97, 133.86 and 62.50
Half scale
Find fourth proportional to 388, 535.44 and 250
Double scale
Find fourth proportional to 195, 269.10 and 126
Similar ratio
Find fourth proportional to 291, 401.58 and 187.50
1.5x scale

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.