Home / 175,422-272,121

Finding the Third Proportional to 175,422 and 272,121

Calculator

Solution

The third proportional to 175,422 and 272,121 is: 422,124.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,422 : 272,121 = 272,121 : x
  2. Step 2: Convert to fraction form
    175,422/272,121 = 272,121/x
  3. Step 3: Cross multiply
    175,422x = 272,121 × 272,121
  4. Step 4: Simplify right side
    175,422x = 74,049,838,641
  5. Step 5: Solve for x
    x = 74,049,838,641/175,422
  6. Step 6: Final answer
    x = 422,124.01

Related Problems

Find third proportional to 87,711 and 136,060.50
Half scale
Find third proportional to 350,844 and 544,242
Double scale
Find third proportional to 175,424 and 272,124
Similar ratio
Find third proportional to 263,133 and 408,181.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.