Home / 54,485-83,312

Finding the Third Proportional to 54,485 and 83,312

Calculator

Solution

The third proportional to 54,485 and 83,312 is: 127,390.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,485 : 83,312 = 83,312 : x
  2. Step 2: Convert to fraction form
    54,485/83,312 = 83,312/x
  3. Step 3: Cross multiply
    54,485x = 83,312 × 83,312
  4. Step 4: Simplify right side
    54,485x = 6,940,889,344
  5. Step 5: Solve for x
    x = 6,940,889,344/54,485
  6. Step 6: Final answer
    x = 127,390.83

Related Problems

Find third proportional to 27,242.50 and 41,656
Half scale
Find third proportional to 108,970 and 166,624
Double scale
Find third proportional to 54,487 and 83,315
Similar ratio
Find third proportional to 81,727.50 and 124,968
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.