Home / 71,342-168,718

Finding the Third Proportional to 71,342 and 168,718

Calculator

Solution

The third proportional to 71,342 and 168,718 is: 399,004.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,342 : 168,718 = 168,718 : x
  2. Step 2: Convert to fraction form
    71,342/168,718 = 168,718/x
  3. Step 3: Cross multiply
    71,342x = 168,718 × 168,718
  4. Step 4: Simplify right side
    71,342x = 28,465,763,524
  5. Step 5: Solve for x
    x = 28,465,763,524/71,342
  6. Step 6: Final answer
    x = 399,004.28

Related Problems

Find third proportional to 35,671 and 84,359
Half scale
Find third proportional to 142,684 and 337,436
Double scale
Find third proportional to 71,344 and 168,723
Similar ratio
Find third proportional to 107,013 and 253,077
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.