Home / 55,276-86,468

Finding the Third Proportional to 55,276 and 86,468

Calculator

Solution

The third proportional to 55,276 and 86,468 is: 135,261.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,276 : 86,468 = 86,468 : x
  2. Step 2: Convert to fraction form
    55,276/86,468 = 86,468/x
  3. Step 3: Cross multiply
    55,276x = 86,468 × 86,468
  4. Step 4: Simplify right side
    55,276x = 7,476,715,024
  5. Step 5: Solve for x
    x = 7,476,715,024/55,276
  6. Step 6: Final answer
    x = 135,261.51

Related Problems

Find third proportional to 27,638 and 43,234
Half scale
Find third proportional to 110,552 and 172,936
Double scale
Find third proportional to 55,278 and 86,471
Similar ratio
Find third proportional to 82,914 and 129,702
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.