Home / 85,117-134,716

Finding the Third Proportional to 85,117 and 134,716

Calculator

Solution

The third proportional to 85,117 and 134,716 is: 213,217.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,117 : 134,716 = 134,716 : x
  2. Step 2: Convert to fraction form
    85,117/134,716 = 134,716/x
  3. Step 3: Cross multiply
    85,117x = 134,716 × 134,716
  4. Step 4: Simplify right side
    85,117x = 18,148,400,656
  5. Step 5: Solve for x
    x = 18,148,400,656/85,117
  6. Step 6: Final answer
    x = 213,217.11

Related Problems

Find third proportional to 42,558.50 and 67,358
Half scale
Find third proportional to 170,234 and 269,432
Double scale
Find third proportional to 85,119 and 134,719
Similar ratio
Find third proportional to 127,675.50 and 202,074
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.