Home / 77,020-166,676

Finding the Third Proportional to 77,020 and 166,676

Calculator

Solution

The third proportional to 77,020 and 166,676 is: 360,697.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,020 : 166,676 = 166,676 : x
  2. Step 2: Convert to fraction form
    77,020/166,676 = 166,676/x
  3. Step 3: Cross multiply
    77,020x = 166,676 × 166,676
  4. Step 4: Simplify right side
    77,020x = 27,780,888,976
  5. Step 5: Solve for x
    x = 27,780,888,976/77,020
  6. Step 6: Final answer
    x = 360,697.08

Related Problems

Find third proportional to 38,510 and 83,338
Half scale
Find third proportional to 154,040 and 333,352
Double scale
Find third proportional to 77,022 and 166,680
Similar ratio
Find third proportional to 115,530 and 250,014
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.