Home / 81,436-119,236

Finding the Third Proportional to 81,436 and 119,236

Calculator

Solution

The third proportional to 81,436 and 119,236 is: 174,581.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,436 : 119,236 = 119,236 : x
  2. Step 2: Convert to fraction form
    81,436/119,236 = 119,236/x
  3. Step 3: Cross multiply
    81,436x = 119,236 × 119,236
  4. Step 4: Simplify right side
    81,436x = 14,217,223,696
  5. Step 5: Solve for x
    x = 14,217,223,696/81,436
  6. Step 6: Final answer
    x = 174,581.56

Related Problems

Find third proportional to 40,718 and 59,618
Half scale
Find third proportional to 162,872 and 238,472
Double scale
Find third proportional to 81,438 and 119,239
Similar ratio
Find third proportional to 122,154 and 178,854
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.