Home / 57,316-121,064

Finding the Third Proportional to 57,316 and 121,064

Calculator

Solution

The third proportional to 57,316 and 121,064 is: 255,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,316 : 121,064 = 121,064 : x
  2. Step 2: Convert to fraction form
    57,316/121,064 = 121,064/x
  3. Step 3: Cross multiply
    57,316x = 121,064 × 121,064
  4. Step 4: Simplify right side
    57,316x = 14,656,492,096
  5. Step 5: Solve for x
    x = 14,656,492,096/57,316
  6. Step 6: Final answer
    x = 255,713.80

Related Problems

Find third proportional to 28,658 and 60,532
Half scale
Find third proportional to 114,632 and 242,128
Double scale
Find third proportional to 57,318 and 121,068
Similar ratio
Find third proportional to 85,974 and 181,596
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.