Home / 85,251-133,440

Finding the Third Proportional to 85,251 and 133,440

Calculator

Solution

The third proportional to 85,251 and 133,440 is: 208,868.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,251 : 133,440 = 133,440 : x
  2. Step 2: Convert to fraction form
    85,251/133,440 = 133,440/x
  3. Step 3: Cross multiply
    85,251x = 133,440 × 133,440
  4. Step 4: Simplify right side
    85,251x = 17,806,233,600
  5. Step 5: Solve for x
    x = 17,806,233,600/85,251
  6. Step 6: Final answer
    x = 208,868.33

Related Problems

Find third proportional to 42,625.50 and 66,720
Half scale
Find third proportional to 170,502 and 266,880
Double scale
Find third proportional to 85,253 and 133,443
Similar ratio
Find third proportional to 127,876.50 and 200,160
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.