Home / 51,938-74,272

Finding the Third Proportional to 51,938 and 74,272

Calculator

Solution

The third proportional to 51,938 and 74,272 is: 106,209.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,938 : 74,272 = 74,272 : x
  2. Step 2: Convert to fraction form
    51,938/74,272 = 74,272/x
  3. Step 3: Cross multiply
    51,938x = 74,272 × 74,272
  4. Step 4: Simplify right side
    51,938x = 5,516,329,984
  5. Step 5: Solve for x
    x = 5,516,329,984/51,938
  6. Step 6: Final answer
    x = 106,209.90

Related Problems

Find third proportional to 25,969 and 37,136
Half scale
Find third proportional to 103,876 and 148,544
Double scale
Find third proportional to 51,940 and 74,275
Similar ratio
Find third proportional to 77,907 and 111,408
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.