Home / 77,180-168,328

Finding the Third Proportional to 77,180 and 168,328

Calculator

Solution

The third proportional to 77,180 and 168,328 is: 367,119.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,180 : 168,328 = 168,328 : x
  2. Step 2: Convert to fraction form
    77,180/168,328 = 168,328/x
  3. Step 3: Cross multiply
    77,180x = 168,328 × 168,328
  4. Step 4: Simplify right side
    77,180x = 28,334,315,584
  5. Step 5: Solve for x
    x = 28,334,315,584/77,180
  6. Step 6: Final answer
    x = 367,119.92

Related Problems

Find third proportional to 38,590 and 84,164
Half scale
Find third proportional to 154,360 and 336,656
Double scale
Find third proportional to 77,182 and 168,332
Similar ratio
Find third proportional to 115,770 and 252,492
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.