Home / 129,360-194,520

Finding the Third Proportional to 129,360 and 194,520

Calculator

Solution

The third proportional to 129,360 and 194,520 is: 292,501.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,360 : 194,520 = 194,520 : x
  2. Step 2: Convert to fraction form
    129,360/194,520 = 194,520/x
  3. Step 3: Cross multiply
    129,360x = 194,520 × 194,520
  4. Step 4: Simplify right side
    129,360x = 37,838,030,400
  5. Step 5: Solve for x
    x = 37,838,030,400/129,360
  6. Step 6: Final answer
    x = 292,501.78

Related Problems

Find third proportional to 64,680 and 97,260
Half scale
Find third proportional to 258,720 and 389,040
Double scale
Find third proportional to 129,362 and 194,523
Similar ratio
Find third proportional to 194,040 and 291,780
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.