Home / 87,270-134,218

Finding the Third Proportional to 87,270 and 134,218

Calculator

Solution

The third proportional to 87,270 and 134,218 is: 206,422.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,270 : 134,218 = 134,218 : x
  2. Step 2: Convert to fraction form
    87,270/134,218 = 134,218/x
  3. Step 3: Cross multiply
    87,270x = 134,218 × 134,218
  4. Step 4: Simplify right side
    87,270x = 18,014,471,524
  5. Step 5: Solve for x
    x = 18,014,471,524/87,270
  6. Step 6: Final answer
    x = 206,422.27

Related Problems

Find third proportional to 43,635 and 67,109
Half scale
Find third proportional to 174,540 and 268,436
Double scale
Find third proportional to 87,272 and 134,221
Similar ratio
Find third proportional to 130,905 and 201,327
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.