Home / 84,642-189,336

Finding the Third Proportional to 84,642 and 189,336

Calculator

Solution

The third proportional to 84,642 and 189,336 is: 423,526.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,642 : 189,336 = 189,336 : x
  2. Step 2: Convert to fraction form
    84,642/189,336 = 189,336/x
  3. Step 3: Cross multiply
    84,642x = 189,336 × 189,336
  4. Step 4: Simplify right side
    84,642x = 35,848,120,896
  5. Step 5: Solve for x
    x = 35,848,120,896/84,642
  6. Step 6: Final answer
    x = 423,526.39

Related Problems

Find third proportional to 42,321 and 94,668
Half scale
Find third proportional to 169,284 and 378,672
Double scale
Find third proportional to 84,644 and 189,340
Similar ratio
Find third proportional to 126,963 and 284,004
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.