Home / 115,470-173,205

Finding the Third Proportional to 115,470 and 173,205

Calculator

Solution

The third proportional to 115,470 and 173,205 is: 259,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,470 : 173,205 = 173,205 : x
  2. Step 2: Convert to fraction form
    115,470/173,205 = 173,205/x
  3. Step 3: Cross multiply
    115,470x = 173,205 × 173,205
  4. Step 4: Simplify right side
    115,470x = 29,999,972,025
  5. Step 5: Solve for x
    x = 29,999,972,025/115,470
  6. Step 6: Final answer
    x = 259,807.50

Related Problems

Find third proportional to 57,735 and 86,602.50
Half scale
Find third proportional to 230,940 and 346,410
Double scale
Find third proportional to 115,472 and 173,208
Similar ratio
Find third proportional to 173,205 and 259,807.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.