Home / 36,020-77,080

Finding the Third Proportional to 36,020 and 77,080

Calculator

Solution

The third proportional to 36,020 and 77,080 is: 164,945.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,020 : 77,080 = 77,080 : x
  2. Step 2: Convert to fraction form
    36,020/77,080 = 77,080/x
  3. Step 3: Cross multiply
    36,020x = 77,080 × 77,080
  4. Step 4: Simplify right side
    36,020x = 5,941,326,400
  5. Step 5: Solve for x
    x = 5,941,326,400/36,020
  6. Step 6: Final answer
    x = 164,945.21

Related Problems

Find third proportional to 18,010 and 38,540
Half scale
Find third proportional to 72,040 and 154,160
Double scale
Find third proportional to 36,022 and 77,084
Similar ratio
Find third proportional to 54,030 and 115,620
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.