Home / 78,294-169,344

Finding the Third Proportional to 78,294 and 169,344

Calculator

Solution

The third proportional to 78,294 and 169,344 is: 366,278.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,294 : 169,344 = 169,344 : x
  2. Step 2: Convert to fraction form
    78,294/169,344 = 169,344/x
  3. Step 3: Cross multiply
    78,294x = 169,344 × 169,344
  4. Step 4: Simplify right side
    78,294x = 28,677,390,336
  5. Step 5: Solve for x
    x = 28,677,390,336/78,294
  6. Step 6: Final answer
    x = 366,278.26

Related Problems

Find third proportional to 39,147 and 84,672
Half scale
Find third proportional to 156,588 and 338,688
Double scale
Find third proportional to 78,296 and 169,348
Similar ratio
Find third proportional to 117,441 and 254,016
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.