Home / 129,261.50-186,174.50

Finding the Third Proportional to 129,261.50 and 186,174.50

Calculator

Solution

The third proportional to 129,261.50 and 186,174.50 is: 268,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,261.50 : 186,174.50 = 186,174.50 : x
  2. Step 2: Convert to fraction form
    129,261.50/186,174.50 = 186,174.50/x
  3. Step 3: Cross multiply
    129,261.50x = 186,174.50 × 186,174.50
  4. Step 4: Simplify right side
    129,261.50x = 34,660,944,450.25
  5. Step 5: Solve for x
    x = 34,660,944,450.25/129,261.50
  6. Step 6: Final answer
    x = 268,145.92

Related Problems

Find third proportional to 64,630.75 and 93,087.25
Half scale
Find third proportional to 258,523 and 372,349
Double scale
Find third proportional to 129,264 and 186,177
Similar ratio
Find third proportional to 193,892.25 and 279,261.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.