Home / 77,992-117,692

Finding the Third Proportional to 77,992 and 117,692

Calculator

Solution

The third proportional to 77,992 and 117,692 is: 177,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,992 : 117,692 = 117,692 : x
  2. Step 2: Convert to fraction form
    77,992/117,692 = 117,692/x
  3. Step 3: Cross multiply
    77,992x = 117,692 × 117,692
  4. Step 4: Simplify right side
    77,992x = 13,851,406,864
  5. Step 5: Solve for x
    x = 13,851,406,864/77,992
  6. Step 6: Final answer
    x = 177,600.35

Related Problems

Find third proportional to 38,996 and 58,846
Half scale
Find third proportional to 155,984 and 235,384
Double scale
Find third proportional to 77,994 and 117,695
Similar ratio
Find third proportional to 116,988 and 176,538
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.