Home / 91,236-136,487

Finding the Third Proportional to 91,236 and 136,487

Calculator

Solution

The third proportional to 91,236 and 136,487 is: 204,181.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,236 : 136,487 = 136,487 : x
  2. Step 2: Convert to fraction form
    91,236/136,487 = 136,487/x
  3. Step 3: Cross multiply
    91,236x = 136,487 × 136,487
  4. Step 4: Simplify right side
    91,236x = 18,628,701,169
  5. Step 5: Solve for x
    x = 18,628,701,169/91,236
  6. Step 6: Final answer
    x = 204,181.48

Related Problems

Find third proportional to 45,618 and 68,243.50
Half scale
Find third proportional to 182,472 and 272,974
Double scale
Find third proportional to 91,238 and 136,490
Similar ratio
Find third proportional to 136,854 and 204,730.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.