Home / 87,280-187,924

Finding the Third Proportional to 87,280 and 187,924

Calculator

Solution

The third proportional to 87,280 and 187,924 is: 404,622.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,280 : 187,924 = 187,924 : x
  2. Step 2: Convert to fraction form
    87,280/187,924 = 187,924/x
  3. Step 3: Cross multiply
    87,280x = 187,924 × 187,924
  4. Step 4: Simplify right side
    87,280x = 35,315,429,776
  5. Step 5: Solve for x
    x = 35,315,429,776/87,280
  6. Step 6: Final answer
    x = 404,622.25

Related Problems

Find third proportional to 43,640 and 93,962
Half scale
Find third proportional to 174,560 and 375,848
Double scale
Find third proportional to 87,282 and 187,928
Similar ratio
Find third proportional to 130,920 and 281,886
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.