Home / 78,165-124,476.75

Finding the Third Proportional to 78,165 and 124,476.75

Calculator

Solution

The third proportional to 78,165 and 124,476.75 is: 198,227.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,165 : 124,476.75 = 124,476.75 : x
  2. Step 2: Convert to fraction form
    78,165/124,476.75 = 124,476.75/x
  3. Step 3: Cross multiply
    78,165x = 124,476.75 × 124,476.75
  4. Step 4: Simplify right side
    78,165x = 15,494,461,290.56
  5. Step 5: Solve for x
    x = 15,494,461,290.56/78,165
  6. Step 6: Final answer
    x = 198,227.61

Related Problems

Find third proportional to 39,082.50 and 62,238.38
Half scale
Find third proportional to 156,330 and 248,953.50
Double scale
Find third proportional to 78,167 and 124,480
Similar ratio
Find third proportional to 117,247.50 and 186,715.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.