Home / 56,288-120,240

Finding the Third Proportional to 56,288 and 120,240

Calculator

Solution

The third proportional to 56,288 and 120,240 is: 256,851.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,288 : 120,240 = 120,240 : x
  2. Step 2: Convert to fraction form
    56,288/120,240 = 120,240/x
  3. Step 3: Cross multiply
    56,288x = 120,240 × 120,240
  4. Step 4: Simplify right side
    56,288x = 14,457,657,600
  5. Step 5: Solve for x
    x = 14,457,657,600/56,288
  6. Step 6: Final answer
    x = 256,851.51

Related Problems

Find third proportional to 28,144 and 60,120
Half scale
Find third proportional to 112,576 and 240,480
Double scale
Find third proportional to 56,290 and 120,244
Similar ratio
Find third proportional to 84,432 and 180,360
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.