Home / 76,832-115,248

Finding the Third Proportional to 76,832 and 115,248

Calculator

Solution

The third proportional to 76,832 and 115,248 is: 172,872

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,832 : 115,248 = 115,248 : x
  2. Step 2: Convert to fraction form
    76,832/115,248 = 115,248/x
  3. Step 3: Cross multiply
    76,832x = 115,248 × 115,248
  4. Step 4: Simplify right side
    76,832x = 13,282,101,504
  5. Step 5: Solve for x
    x = 13,282,101,504/76,832
  6. Step 6: Final answer
    x = 172,872

Related Problems

Find third proportional to 38,416 and 57,624
Half scale
Find third proportional to 153,664 and 230,496
Double scale
Find third proportional to 76,834 and 115,251
Similar ratio
Find third proportional to 115,248 and 172,872
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.