Home / 127,378-196,415

Finding the Third Proportional to 127,378 and 196,415

Calculator

Solution

The third proportional to 127,378 and 196,415 is: 302,869.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,378 : 196,415 = 196,415 : x
  2. Step 2: Convert to fraction form
    127,378/196,415 = 196,415/x
  3. Step 3: Cross multiply
    127,378x = 196,415 × 196,415
  4. Step 4: Simplify right side
    127,378x = 38,578,852,225
  5. Step 5: Solve for x
    x = 38,578,852,225/127,378
  6. Step 6: Final answer
    x = 302,869.04

Related Problems

Find third proportional to 63,689 and 98,207.50
Half scale
Find third proportional to 254,756 and 392,830
Double scale
Find third proportional to 127,380 and 196,418
Similar ratio
Find third proportional to 191,067 and 294,622.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.