Home / 156,168-342,432

Finding the Third Proportional to 156,168 and 342,432

Calculator

Solution

The third proportional to 156,168 and 342,432 is: 750,855.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,168 : 342,432 = 342,432 : x
  2. Step 2: Convert to fraction form
    156,168/342,432 = 342,432/x
  3. Step 3: Cross multiply
    156,168x = 342,432 × 342,432
  4. Step 4: Simplify right side
    156,168x = 117,259,674,624
  5. Step 5: Solve for x
    x = 117,259,674,624/156,168
  6. Step 6: Final answer
    x = 750,855.97

Related Problems

Find third proportional to 78,084 and 171,216
Half scale
Find third proportional to 312,336 and 684,864
Double scale
Find third proportional to 156,170 and 342,436
Similar ratio
Find third proportional to 234,252 and 513,648
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.