Home / 56,655-132,320

Finding the Third Proportional to 56,655 and 132,320

Calculator

Solution

The third proportional to 56,655 and 132,320 is: 309,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,655 : 132,320 = 132,320 : x
  2. Step 2: Convert to fraction form
    56,655/132,320 = 132,320/x
  3. Step 3: Cross multiply
    56,655x = 132,320 × 132,320
  4. Step 4: Simplify right side
    56,655x = 17,508,582,400
  5. Step 5: Solve for x
    x = 17,508,582,400/56,655
  6. Step 6: Final answer
    x = 309,038.61

Related Problems

Find third proportional to 28,327.50 and 66,160
Half scale
Find third proportional to 113,310 and 264,640
Double scale
Find third proportional to 56,657 and 132,325
Similar ratio
Find third proportional to 84,982.50 and 198,480
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.