Home / 145,447-196,419

Finding the Third Proportional to 145,447 and 196,419

Calculator

Solution

The third proportional to 145,447 and 196,419 is: 265,254.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,447 : 196,419 = 196,419 : x
  2. Step 2: Convert to fraction form
    145,447/196,419 = 196,419/x
  3. Step 3: Cross multiply
    145,447x = 196,419 × 196,419
  4. Step 4: Simplify right side
    145,447x = 38,580,423,561
  5. Step 5: Solve for x
    x = 38,580,423,561/145,447
  6. Step 6: Final answer
    x = 265,254.17

Related Problems

Find third proportional to 72,723.50 and 98,209.50
Half scale
Find third proportional to 290,894 and 392,838
Double scale
Find third proportional to 145,449 and 196,422
Similar ratio
Find third proportional to 218,170.50 and 294,628.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.