Home / 192,294-257,121

Finding the Third Proportional to 192,294 and 257,121

Calculator

Solution

The third proportional to 192,294 and 257,121 is: 343,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,294 : 257,121 = 257,121 : x
  2. Step 2: Convert to fraction form
    192,294/257,121 = 257,121/x
  3. Step 3: Cross multiply
    192,294x = 257,121 × 257,121
  4. Step 4: Simplify right side
    192,294x = 66,111,208,641
  5. Step 5: Solve for x
    x = 66,111,208,641/192,294
  6. Step 6: Final answer
    x = 343,802.76

Related Problems

Find third proportional to 96,147 and 128,560.50
Half scale
Find third proportional to 384,588 and 514,242
Double scale
Find third proportional to 192,296 and 257,124
Similar ratio
Find third proportional to 288,441 and 385,681.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.