Home / 44,278-66,420

Finding the Third Proportional to 44,278 and 66,420

Calculator

Solution

The third proportional to 44,278 and 66,420 is: 99,634.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,278 : 66,420 = 66,420 : x
  2. Step 2: Convert to fraction form
    44,278/66,420 = 66,420/x
  3. Step 3: Cross multiply
    44,278x = 66,420 × 66,420
  4. Step 4: Simplify right side
    44,278x = 4,411,616,400
  5. Step 5: Solve for x
    x = 4,411,616,400/44,278
  6. Step 6: Final answer
    x = 99,634.50

Related Problems

Find third proportional to 22,139 and 33,210
Half scale
Find third proportional to 88,556 and 132,840
Double scale
Find third proportional to 44,280 and 66,423
Similar ratio
Find third proportional to 66,417 and 99,630
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.