Home / 203.50-271.50

Finding the Third Proportional to 203.50 and 271.50

Calculator

Solution

The third proportional to 203.50 and 271.50 is: 362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    203.50 : 271.50 = 271.50 : x
  2. Step 2: Convert to fraction form
    203.50/271.50 = 271.50/x
  3. Step 3: Cross multiply
    203.50x = 271.50 × 271.50
  4. Step 4: Simplify right side
    203.50x = 73,712.25
  5. Step 5: Solve for x
    x = 73,712.25/203.50
  6. Step 6: Final answer
    x = 362.22

Related Problems

Find third proportional to 101.75 and 135.75
Half scale
Find third proportional to 407 and 543
Double scale
Find third proportional to 206 and 274
Similar ratio
Find third proportional to 305.25 and 407.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.