Home / 75,363.75-103,815

Finding the Third Proportional to 75,363.75 and 103,815

Calculator

Solution

The third proportional to 75,363.75 and 103,815 is: 143,007.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,363.75 : 103,815 = 103,815 : x
  2. Step 2: Convert to fraction form
    75,363.75/103,815 = 103,815/x
  3. Step 3: Cross multiply
    75,363.75x = 103,815 × 103,815
  4. Step 4: Simplify right side
    75,363.75x = 10,777,554,225
  5. Step 5: Solve for x
    x = 10,777,554,225/75,363.75
  6. Step 6: Final answer
    x = 143,007.14

Related Problems

Find third proportional to 37,681.88 and 51,907.50
Half scale
Find third proportional to 150,727.50 and 207,630
Double scale
Find third proportional to 75,366 and 103,818
Similar ratio
Find third proportional to 113,045.63 and 155,722.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.