Home / 113,804-172,278

Finding the Third Proportional to 113,804 and 172,278

Calculator

Solution

The third proportional to 113,804 and 172,278 is: 260,796.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,804 : 172,278 = 172,278 : x
  2. Step 2: Convert to fraction form
    113,804/172,278 = 172,278/x
  3. Step 3: Cross multiply
    113,804x = 172,278 × 172,278
  4. Step 4: Simplify right side
    113,804x = 29,679,709,284
  5. Step 5: Solve for x
    x = 29,679,709,284/113,804
  6. Step 6: Final answer
    x = 260,796.71

Related Problems

Find third proportional to 56,902 and 86,139
Half scale
Find third proportional to 227,608 and 344,556
Double scale
Find third proportional to 113,806 and 172,281
Similar ratio
Find third proportional to 170,706 and 258,417
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.