Home / 84,704-126,645

Finding the Third Proportional to 84,704 and 126,645

Calculator

Solution

The third proportional to 84,704 and 126,645 is: 189,352.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,704 : 126,645 = 126,645 : x
  2. Step 2: Convert to fraction form
    84,704/126,645 = 126,645/x
  3. Step 3: Cross multiply
    84,704x = 126,645 × 126,645
  4. Step 4: Simplify right side
    84,704x = 16,038,956,025
  5. Step 5: Solve for x
    x = 16,038,956,025/84,704
  6. Step 6: Final answer
    x = 189,352.99

Related Problems

Find third proportional to 42,352 and 63,322.50
Half scale
Find third proportional to 169,408 and 253,290
Double scale
Find third proportional to 84,706 and 126,648
Similar ratio
Find third proportional to 127,056 and 189,967.50
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.