Home / 79,886-122,253

Finding the Third Proportional to 79,886 and 122,253

Calculator

Solution

The third proportional to 79,886 and 122,253 is: 187,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,886 : 122,253 = 122,253 : x
  2. Step 2: Convert to fraction form
    79,886/122,253 = 122,253/x
  3. Step 3: Cross multiply
    79,886x = 122,253 × 122,253
  4. Step 4: Simplify right side
    79,886x = 14,945,796,009
  5. Step 5: Solve for x
    x = 14,945,796,009/79,886
  6. Step 6: Final answer
    x = 187,089.05

Related Problems

Find third proportional to 39,943 and 61,126.50
Half scale
Find third proportional to 159,772 and 244,506
Double scale
Find third proportional to 79,888 and 122,256
Similar ratio
Find third proportional to 119,829 and 183,379.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.