Home / 77,821.50-166,011

Finding the Third Proportional to 77,821.50 and 166,011

Calculator

Solution

The third proportional to 77,821.50 and 166,011 is: 354,139.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,821.50 : 166,011 = 166,011 : x
  2. Step 2: Convert to fraction form
    77,821.50/166,011 = 166,011/x
  3. Step 3: Cross multiply
    77,821.50x = 166,011 × 166,011
  4. Step 4: Simplify right side
    77,821.50x = 27,559,652,121
  5. Step 5: Solve for x
    x = 27,559,652,121/77,821.50
  6. Step 6: Final answer
    x = 354,139.31

Related Problems

Find third proportional to 38,910.75 and 83,005.50
Half scale
Find third proportional to 155,643 and 332,022
Double scale
Find third proportional to 77,824 and 166,015
Similar ratio
Find third proportional to 116,732.25 and 249,016.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.