Home / 122,616-189,444

Finding the Third Proportional to 122,616 and 189,444

Calculator

Solution

The third proportional to 122,616 and 189,444 is: 292,694.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,616 : 189,444 = 189,444 : x
  2. Step 2: Convert to fraction form
    122,616/189,444 = 189,444/x
  3. Step 3: Cross multiply
    122,616x = 189,444 × 189,444
  4. Step 4: Simplify right side
    122,616x = 35,889,029,136
  5. Step 5: Solve for x
    x = 35,889,029,136/122,616
  6. Step 6: Final answer
    x = 292,694.50

Related Problems

Find third proportional to 61,308 and 94,722
Half scale
Find third proportional to 245,232 and 378,888
Double scale
Find third proportional to 122,618 and 189,447
Similar ratio
Find third proportional to 183,924 and 284,166
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.