Home / 77,888-122,022

Finding the Third Proportional to 77,888 and 122,022

Calculator

Solution

The third proportional to 77,888 and 122,022 is: 191,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,888 : 122,022 = 122,022 : x
  2. Step 2: Convert to fraction form
    77,888/122,022 = 122,022/x
  3. Step 3: Cross multiply
    77,888x = 122,022 × 122,022
  4. Step 4: Simplify right side
    77,888x = 14,889,368,484
  5. Step 5: Solve for x
    x = 14,889,368,484/77,888
  6. Step 6: Final answer
    x = 191,163.83

Related Problems

Find third proportional to 38,944 and 61,011
Half scale
Find third proportional to 155,776 and 244,044
Double scale
Find third proportional to 77,890 and 122,025
Similar ratio
Find third proportional to 116,832 and 183,033
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.