Home / 70,394-153,908

Finding the Third Proportional to 70,394 and 153,908

Calculator

Solution

The third proportional to 70,394 and 153,908 is: 336,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,394 : 153,908 = 153,908 : x
  2. Step 2: Convert to fraction form
    70,394/153,908 = 153,908/x
  3. Step 3: Cross multiply
    70,394x = 153,908 × 153,908
  4. Step 4: Simplify right side
    70,394x = 23,687,672,464
  5. Step 5: Solve for x
    x = 23,687,672,464/70,394
  6. Step 6: Final answer
    x = 336,501.30

Related Problems

Find third proportional to 35,197 and 76,954
Half scale
Find third proportional to 140,788 and 307,816
Double scale
Find third proportional to 70,396 and 153,912
Similar ratio
Find third proportional to 105,591 and 230,862
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.