Home / 74,396-108,309

Finding the Third Proportional to 74,396 and 108,309

Calculator

Solution

The third proportional to 74,396 and 108,309 is: 157,681.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,396 : 108,309 = 108,309 : x
  2. Step 2: Convert to fraction form
    74,396/108,309 = 108,309/x
  3. Step 3: Cross multiply
    74,396x = 108,309 × 108,309
  4. Step 4: Simplify right side
    74,396x = 11,730,839,481
  5. Step 5: Solve for x
    x = 11,730,839,481/74,396
  6. Step 6: Final answer
    x = 157,681.05

Related Problems

Find third proportional to 37,198 and 54,154.50
Half scale
Find third proportional to 148,792 and 216,618
Double scale
Find third proportional to 74,398 and 108,312
Similar ratio
Find third proportional to 111,594 and 162,463.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.