Home / 77,174-163,822

Finding the Third Proportional to 77,174 and 163,822

Calculator

Solution

The third proportional to 77,174 and 163,822 is: 347,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,174 : 163,822 = 163,822 : x
  2. Step 2: Convert to fraction form
    77,174/163,822 = 163,822/x
  3. Step 3: Cross multiply
    77,174x = 163,822 × 163,822
  4. Step 4: Simplify right side
    77,174x = 26,837,647,684
  5. Step 5: Solve for x
    x = 26,837,647,684/77,174
  6. Step 6: Final answer
    x = 347,755.04

Related Problems

Find third proportional to 38,587 and 81,911
Half scale
Find third proportional to 154,348 and 327,644
Double scale
Find third proportional to 77,176 and 163,826
Similar ratio
Find third proportional to 115,761 and 245,733
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.