Home / 77,664-117,938

Finding the Third Proportional to 77,664 and 117,938

Calculator

Solution

The third proportional to 77,664 and 117,938 is: 179,096.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,664 : 117,938 = 117,938 : x
  2. Step 2: Convert to fraction form
    77,664/117,938 = 117,938/x
  3. Step 3: Cross multiply
    77,664x = 117,938 × 117,938
  4. Step 4: Simplify right side
    77,664x = 13,909,371,844
  5. Step 5: Solve for x
    x = 13,909,371,844/77,664
  6. Step 6: Final answer
    x = 179,096.77

Related Problems

Find third proportional to 38,832 and 58,969
Half scale
Find third proportional to 155,328 and 235,876
Double scale
Find third proportional to 77,666 and 117,941
Similar ratio
Find third proportional to 116,496 and 176,907
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.