Home / 39,614-84,080

Finding the Third Proportional to 39,614 and 84,080

Calculator

Solution

The third proportional to 39,614 and 84,080 is: 178,458.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,614 : 84,080 = 84,080 : x
  2. Step 2: Convert to fraction form
    39,614/84,080 = 84,080/x
  3. Step 3: Cross multiply
    39,614x = 84,080 × 84,080
  4. Step 4: Simplify right side
    39,614x = 7,069,446,400
  5. Step 5: Solve for x
    x = 7,069,446,400/39,614
  6. Step 6: Final answer
    x = 178,458.28

Related Problems

Find third proportional to 19,807 and 42,040
Half scale
Find third proportional to 79,228 and 168,160
Double scale
Find third proportional to 39,616 and 84,084
Similar ratio
Find third proportional to 59,421 and 126,120
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.