Home / 67,218-99,291

Finding the Third Proportional to 67,218 and 99,291

Calculator

Solution

The third proportional to 67,218 and 99,291 is: 146,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,218 : 99,291 = 99,291 : x
  2. Step 2: Convert to fraction form
    67,218/99,291 = 99,291/x
  3. Step 3: Cross multiply
    67,218x = 99,291 × 99,291
  4. Step 4: Simplify right side
    67,218x = 9,858,702,681
  5. Step 5: Solve for x
    x = 9,858,702,681/67,218
  6. Step 6: Final answer
    x = 146,667.60

Related Problems

Find third proportional to 33,609 and 49,645.50
Half scale
Find third proportional to 134,436 and 198,582
Double scale
Find third proportional to 67,220 and 99,294
Similar ratio
Find third proportional to 100,827 and 148,936.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.