Home / 75,294-100,378.50

Finding the Third Proportional to 75,294 and 100,378.50

Calculator

Solution

The third proportional to 75,294 and 100,378.50 is: 133,820.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,294 : 100,378.50 = 100,378.50 : x
  2. Step 2: Convert to fraction form
    75,294/100,378.50 = 100,378.50/x
  3. Step 3: Cross multiply
    75,294x = 100,378.50 × 100,378.50
  4. Step 4: Simplify right side
    75,294x = 10,075,843,262.25
  5. Step 5: Solve for x
    x = 10,075,843,262.25/75,294
  6. Step 6: Final answer
    x = 133,820.00

Related Problems

Find third proportional to 37,647 and 50,189.25
Half scale
Find third proportional to 150,588 and 200,757
Double scale
Find third proportional to 75,296 and 100,381
Similar ratio
Find third proportional to 112,941 and 150,567.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.