Home / 77,340-169,626

Finding the Third Proportional to 77,340 and 169,626

Calculator

Solution

The third proportional to 77,340 and 169,626 is: 372,032.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,340 : 169,626 = 169,626 : x
  2. Step 2: Convert to fraction form
    77,340/169,626 = 169,626/x
  3. Step 3: Cross multiply
    77,340x = 169,626 × 169,626
  4. Step 4: Simplify right side
    77,340x = 28,772,979,876
  5. Step 5: Solve for x
    x = 28,772,979,876/77,340
  6. Step 6: Final answer
    x = 372,032.32

Related Problems

Find third proportional to 38,670 and 84,813
Half scale
Find third proportional to 154,680 and 339,252
Double scale
Find third proportional to 77,342 and 169,630
Similar ratio
Find third proportional to 116,010 and 254,439
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.