Home / 38,340-83,430

Finding the Third Proportional to 38,340 and 83,430

Calculator

Solution

The third proportional to 38,340 and 83,430 is: 181,548.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,340 : 83,430 = 83,430 : x
  2. Step 2: Convert to fraction form
    38,340/83,430 = 83,430/x
  3. Step 3: Cross multiply
    38,340x = 83,430 × 83,430
  4. Step 4: Simplify right side
    38,340x = 6,960,564,900
  5. Step 5: Solve for x
    x = 6,960,564,900/38,340
  6. Step 6: Final answer
    x = 181,548.38

Related Problems

Find third proportional to 19,170 and 41,715
Half scale
Find third proportional to 76,680 and 166,860
Double scale
Find third proportional to 38,342 and 83,434
Similar ratio
Find third proportional to 57,510 and 125,145
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.