Home / 172,555.31-369,100.13

Finding the Third Proportional to 172,555.31 and 369,100.13

Calculator

Solution

The third proportional to 172,555.31 and 369,100.13 is: 789,514.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,555.31 : 369,100.13 = 369,100.13 : x
  2. Step 2: Convert to fraction form
    172,555.31/369,100.13 = 369,100.13/x
  3. Step 3: Cross multiply
    172,555.31x = 369,100.13 × 369,100.13
  4. Step 4: Simplify right side
    172,555.31x = 136,234,902,275.02
  5. Step 5: Solve for x
    x = 136,234,902,275.02/172,555.31
  6. Step 6: Final answer
    x = 789,514.39

Related Problems

Find third proportional to 86,277.66 and 184,550.06
Half scale
Find third proportional to 345,110.63 and 738,200.25
Double scale
Find third proportional to 172,557 and 369,104
Similar ratio
Find third proportional to 258,832.97 and 553,650.19
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.