Home / 195,131-285,285

Finding the Third Proportional to 195,131 and 285,285

Calculator

Solution

The third proportional to 195,131 and 285,285 is: 417,091.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,131 : 285,285 = 285,285 : x
  2. Step 2: Convert to fraction form
    195,131/285,285 = 285,285/x
  3. Step 3: Cross multiply
    195,131x = 285,285 × 285,285
  4. Step 4: Simplify right side
    195,131x = 81,387,531,225
  5. Step 5: Solve for x
    x = 81,387,531,225/195,131
  6. Step 6: Final answer
    x = 417,091.75

Related Problems

Find third proportional to 97,565.50 and 142,642.50
Half scale
Find third proportional to 390,262 and 570,570
Double scale
Find third proportional to 195,133 and 285,288
Similar ratio
Find third proportional to 292,696.50 and 427,927.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.