Home / 102,715-157,960

Finding the Third Proportional to 102,715 and 157,960

Calculator

Solution

The third proportional to 102,715 and 157,960 is: 242,918.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,715 : 157,960 = 157,960 : x
  2. Step 2: Convert to fraction form
    102,715/157,960 = 157,960/x
  3. Step 3: Cross multiply
    102,715x = 157,960 × 157,960
  4. Step 4: Simplify right side
    102,715x = 24,951,361,600
  5. Step 5: Solve for x
    x = 24,951,361,600/102,715
  6. Step 6: Final answer
    x = 242,918.38

Related Problems

Find third proportional to 51,357.50 and 78,980
Half scale
Find third proportional to 205,430 and 315,920
Double scale
Find third proportional to 102,717 and 157,963
Similar ratio
Find third proportional to 154,072.50 and 236,940
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.