Home / 57,924-135,320

Finding the Third Proportional to 57,924 and 135,320

Calculator

Solution

The third proportional to 57,924 and 135,320 is: 316,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,924 : 135,320 = 135,320 : x
  2. Step 2: Convert to fraction form
    57,924/135,320 = 135,320/x
  3. Step 3: Cross multiply
    57,924x = 135,320 × 135,320
  4. Step 4: Simplify right side
    57,924x = 18,311,502,400
  5. Step 5: Solve for x
    x = 18,311,502,400/57,924
  6. Step 6: Final answer
    x = 316,129.80

Related Problems

Find third proportional to 28,962 and 67,660
Half scale
Find third proportional to 115,848 and 270,640
Double scale
Find third proportional to 57,926 and 135,325
Similar ratio
Find third proportional to 86,886 and 202,980
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.