Home / 52,287-78,918

Finding the Third Proportional to 52,287 and 78,918

Calculator

Solution

The third proportional to 52,287 and 78,918 is: 119,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,287 : 78,918 = 78,918 : x
  2. Step 2: Convert to fraction form
    52,287/78,918 = 78,918/x
  3. Step 3: Cross multiply
    52,287x = 78,918 × 78,918
  4. Step 4: Simplify right side
    52,287x = 6,228,050,724
  5. Step 5: Solve for x
    x = 6,228,050,724/52,287
  6. Step 6: Final answer
    x = 119,112.80

Related Problems

Find third proportional to 26,143.50 and 39,459
Half scale
Find third proportional to 104,574 and 157,836
Double scale
Find third proportional to 52,289 and 78,921
Similar ratio
Find third proportional to 78,430.50 and 118,377
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.