Home / 162,438.75-261,704.25

Finding the Third Proportional to 162,438.75 and 261,704.25

Calculator

Solution

The third proportional to 162,438.75 and 261,704.25 is: 421,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,438.75 : 261,704.25 = 261,704.25 : x
  2. Step 2: Convert to fraction form
    162,438.75/261,704.25 = 261,704.25/x
  3. Step 3: Cross multiply
    162,438.75x = 261,704.25 × 261,704.25
  4. Step 4: Simplify right side
    162,438.75x = 68,489,114,468.06
  5. Step 5: Solve for x
    x = 68,489,114,468.06/162,438.75
  6. Step 6: Final answer
    x = 421,630.40

Related Problems

Find third proportional to 81,219.38 and 130,852.13
Half scale
Find third proportional to 324,877.50 and 523,408.50
Double scale
Find third proportional to 162,441 and 261,707
Similar ratio
Find third proportional to 243,658.13 and 392,556.38
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.