Home / 74,156-108,438

Finding the Third Proportional to 74,156 and 108,438

Calculator

Solution

The third proportional to 74,156 and 108,438 is: 158,568.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,156 : 108,438 = 108,438 : x
  2. Step 2: Convert to fraction form
    74,156/108,438 = 108,438/x
  3. Step 3: Cross multiply
    74,156x = 108,438 × 108,438
  4. Step 4: Simplify right side
    74,156x = 11,758,799,844
  5. Step 5: Solve for x
    x = 11,758,799,844/74,156
  6. Step 6: Final answer
    x = 158,568.42

Related Problems

Find third proportional to 37,078 and 54,219
Half scale
Find third proportional to 148,312 and 216,876
Double scale
Find third proportional to 74,158 and 108,441
Similar ratio
Find third proportional to 111,234 and 162,657
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.