Home / 138,675-182,112

Finding the Third Proportional to 138,675 and 182,112

Calculator

Solution

The third proportional to 138,675 and 182,112 is: 239,154.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,675 : 182,112 = 182,112 : x
  2. Step 2: Convert to fraction form
    138,675/182,112 = 182,112/x
  3. Step 3: Cross multiply
    138,675x = 182,112 × 182,112
  4. Step 4: Simplify right side
    138,675x = 33,164,780,544
  5. Step 5: Solve for x
    x = 33,164,780,544/138,675
  6. Step 6: Final answer
    x = 239,154.72

Related Problems

Find third proportional to 69,337.50 and 91,056
Half scale
Find third proportional to 277,350 and 364,224
Double scale
Find third proportional to 138,677 and 182,115
Similar ratio
Find third proportional to 208,012.50 and 273,168
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.