Home / 85,996-129,498

Finding the Third Proportional to 85,996 and 129,498

Calculator

Solution

The third proportional to 85,996 and 129,498 is: 195,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,996 : 129,498 = 129,498 : x
  2. Step 2: Convert to fraction form
    85,996/129,498 = 129,498/x
  3. Step 3: Cross multiply
    85,996x = 129,498 × 129,498
  4. Step 4: Simplify right side
    85,996x = 16,769,732,004
  5. Step 5: Solve for x
    x = 16,769,732,004/85,996
  6. Step 6: Final answer
    x = 195,005.95

Related Problems

Find third proportional to 42,998 and 64,749
Half scale
Find third proportional to 171,992 and 258,996
Double scale
Find third proportional to 85,998 and 129,501
Similar ratio
Find third proportional to 128,994 and 194,247
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.