Home / 68,040-156,168

Finding the Third Proportional to 68,040 and 156,168

Calculator

Solution

The third proportional to 68,040 and 156,168 is: 358,442.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,040 : 156,168 = 156,168 : x
  2. Step 2: Convert to fraction form
    68,040/156,168 = 156,168/x
  3. Step 3: Cross multiply
    68,040x = 156,168 × 156,168
  4. Step 4: Simplify right side
    68,040x = 24,388,444,224
  5. Step 5: Solve for x
    x = 24,388,444,224/68,040
  6. Step 6: Final answer
    x = 358,442.74

Related Problems

Find third proportional to 34,020 and 78,084
Half scale
Find third proportional to 136,080 and 312,336
Double scale
Find third proportional to 68,042 and 156,173
Similar ratio
Find third proportional to 102,060 and 234,252
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.