Home / 79,998-125,490

Finding the Third Proportional to 79,998 and 125,490

Calculator

Solution

The third proportional to 79,998 and 125,490 is: 196,851.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,998 : 125,490 = 125,490 : x
  2. Step 2: Convert to fraction form
    79,998/125,490 = 125,490/x
  3. Step 3: Cross multiply
    79,998x = 125,490 × 125,490
  4. Step 4: Simplify right side
    79,998x = 15,747,740,100
  5. Step 5: Solve for x
    x = 15,747,740,100/79,998
  6. Step 6: Final answer
    x = 196,851.67

Related Problems

Find third proportional to 39,999 and 62,745
Half scale
Find third proportional to 159,996 and 250,980
Double scale
Find third proportional to 80,000 and 125,493
Similar ratio
Find third proportional to 119,997 and 188,235
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.