Home / 77,168-163,814

Finding the Third Proportional to 77,168 and 163,814

Calculator

Solution

The third proportional to 77,168 and 163,814 is: 347,748.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,168 : 163,814 = 163,814 : x
  2. Step 2: Convert to fraction form
    77,168/163,814 = 163,814/x
  3. Step 3: Cross multiply
    77,168x = 163,814 × 163,814
  4. Step 4: Simplify right side
    77,168x = 26,835,026,596
  5. Step 5: Solve for x
    x = 26,835,026,596/77,168
  6. Step 6: Final answer
    x = 347,748.12

Related Problems

Find third proportional to 38,584 and 81,907
Half scale
Find third proportional to 154,336 and 327,628
Double scale
Find third proportional to 77,170 and 163,818
Similar ratio
Find third proportional to 115,752 and 245,721
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.