Home / 42,696-66,984

Finding the Third Proportional to 42,696 and 66,984

Calculator

Solution

The third proportional to 42,696 and 66,984 is: 105,088.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,696 : 66,984 = 66,984 : x
  2. Step 2: Convert to fraction form
    42,696/66,984 = 66,984/x
  3. Step 3: Cross multiply
    42,696x = 66,984 × 66,984
  4. Step 4: Simplify right side
    42,696x = 4,486,856,256
  5. Step 5: Solve for x
    x = 4,486,856,256/42,696
  6. Step 6: Final answer
    x = 105,088.45

Related Problems

Find third proportional to 21,348 and 33,492
Half scale
Find third proportional to 85,392 and 133,968
Double scale
Find third proportional to 42,698 and 66,987
Similar ratio
Find third proportional to 64,044 and 100,476
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.