Home / 165,718-255,047

Finding the Third Proportional to 165,718 and 255,047

Calculator

Solution

The third proportional to 165,718 and 255,047 is: 392,528.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,718 : 255,047 = 255,047 : x
  2. Step 2: Convert to fraction form
    165,718/255,047 = 255,047/x
  3. Step 3: Cross multiply
    165,718x = 255,047 × 255,047
  4. Step 4: Simplify right side
    165,718x = 65,048,972,209
  5. Step 5: Solve for x
    x = 65,048,972,209/165,718
  6. Step 6: Final answer
    x = 392,528.10

Related Problems

Find third proportional to 82,859 and 127,523.50
Half scale
Find third proportional to 331,436 and 510,094
Double scale
Find third proportional to 165,720 and 255,050
Similar ratio
Find third proportional to 248,577 and 382,570.50
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.