Home / 76,692-163,320

Finding the Third Proportional to 76,692 and 163,320

Calculator

Solution

The third proportional to 76,692 and 163,320 is: 347,799.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,692 : 163,320 = 163,320 : x
  2. Step 2: Convert to fraction form
    76,692/163,320 = 163,320/x
  3. Step 3: Cross multiply
    76,692x = 163,320 × 163,320
  4. Step 4: Simplify right side
    76,692x = 26,673,422,400
  5. Step 5: Solve for x
    x = 26,673,422,400/76,692
  6. Step 6: Final answer
    x = 347,799.28

Related Problems

Find third proportional to 38,346 and 81,660
Half scale
Find third proportional to 153,384 and 326,640
Double scale
Find third proportional to 76,694 and 163,324
Similar ratio
Find third proportional to 115,038 and 244,980
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.