Home / 79,658-121,998

Finding the Third Proportional to 79,658 and 121,998

Calculator

Solution

The third proportional to 79,658 and 121,998 is: 186,842.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,658 : 121,998 = 121,998 : x
  2. Step 2: Convert to fraction form
    79,658/121,998 = 121,998/x
  3. Step 3: Cross multiply
    79,658x = 121,998 × 121,998
  4. Step 4: Simplify right side
    79,658x = 14,883,512,004
  5. Step 5: Solve for x
    x = 14,883,512,004/79,658
  6. Step 6: Final answer
    x = 186,842.65

Related Problems

Find third proportional to 39,829 and 60,999
Half scale
Find third proportional to 159,316 and 243,996
Double scale
Find third proportional to 79,660 and 122,001
Similar ratio
Find third proportional to 119,487 and 182,997
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.