Home / 187,340-281,015

Finding the Third Proportional to 187,340 and 281,015

Calculator

Solution

The third proportional to 187,340 and 281,015 is: 421,530.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,340 : 281,015 = 281,015 : x
  2. Step 2: Convert to fraction form
    187,340/281,015 = 281,015/x
  3. Step 3: Cross multiply
    187,340x = 281,015 × 281,015
  4. Step 4: Simplify right side
    187,340x = 78,969,430,225
  5. Step 5: Solve for x
    x = 78,969,430,225/187,340
  6. Step 6: Final answer
    x = 421,530.00

Related Problems

Find third proportional to 93,670 and 140,507.50
Half scale
Find third proportional to 374,680 and 562,030
Double scale
Find third proportional to 187,342 and 281,018
Similar ratio
Find third proportional to 281,010 and 421,522.50
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.