Home / 84,767-115,121

Finding the Third Proportional to 84,767 and 115,121

Calculator

Solution

The third proportional to 84,767 and 115,121 is: 156,344.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,767 : 115,121 = 115,121 : x
  2. Step 2: Convert to fraction form
    84,767/115,121 = 115,121/x
  3. Step 3: Cross multiply
    84,767x = 115,121 × 115,121
  4. Step 4: Simplify right side
    84,767x = 13,252,844,641
  5. Step 5: Solve for x
    x = 13,252,844,641/84,767
  6. Step 6: Final answer
    x = 156,344.39

Related Problems

Find third proportional to 42,383.50 and 57,560.50
Half scale
Find third proportional to 169,534 and 230,242
Double scale
Find third proportional to 84,769 and 115,124
Similar ratio
Find third proportional to 127,150.50 and 172,681.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.