Home / 94,428-138,240

Finding the Third Proportional to 94,428 and 138,240

Calculator

Solution

The third proportional to 94,428 and 138,240 is: 202,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,428 : 138,240 = 138,240 : x
  2. Step 2: Convert to fraction form
    94,428/138,240 = 138,240/x
  3. Step 3: Cross multiply
    94,428x = 138,240 × 138,240
  4. Step 4: Simplify right side
    94,428x = 19,110,297,600
  5. Step 5: Solve for x
    x = 19,110,297,600/94,428
  6. Step 6: Final answer
    x = 202,379.57

Related Problems

Find third proportional to 47,214 and 69,120
Half scale
Find third proportional to 188,856 and 276,480
Double scale
Find third proportional to 94,430 and 138,243
Similar ratio
Find third proportional to 141,642 and 207,360
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.