Home / 77,616-117,882

Finding the Third Proportional to 77,616 and 117,882

Calculator

Solution

The third proportional to 77,616 and 117,882 is: 179,037.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,616 : 117,882 = 117,882 : x
  2. Step 2: Convert to fraction form
    77,616/117,882 = 117,882/x
  3. Step 3: Cross multiply
    77,616x = 117,882 × 117,882
  4. Step 4: Simplify right side
    77,616x = 13,896,165,924
  5. Step 5: Solve for x
    x = 13,896,165,924/77,616
  6. Step 6: Final answer
    x = 179,037.39

Related Problems

Find third proportional to 38,808 and 58,941
Half scale
Find third proportional to 155,232 and 235,764
Double scale
Find third proportional to 77,618 and 117,885
Similar ratio
Find third proportional to 116,424 and 176,823
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.