Home / 51,291-111,438

Finding the Third Proportional to 51,291 and 111,438

Calculator

Solution

The third proportional to 51,291 and 111,438 is: 242,117.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,291 : 111,438 = 111,438 : x
  2. Step 2: Convert to fraction form
    51,291/111,438 = 111,438/x
  3. Step 3: Cross multiply
    51,291x = 111,438 × 111,438
  4. Step 4: Simplify right side
    51,291x = 12,418,427,844
  5. Step 5: Solve for x
    x = 12,418,427,844/51,291
  6. Step 6: Final answer
    x = 242,117.09

Related Problems

Find third proportional to 25,645.50 and 55,719
Half scale
Find third proportional to 102,582 and 222,876
Double scale
Find third proportional to 51,293 and 111,442
Similar ratio
Find third proportional to 76,936.50 and 167,157
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.