Home / 56,410-122,940

Finding the Third Proportional to 56,410 and 122,940

Calculator

Solution

The third proportional to 56,410 and 122,940 is: 267,935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,410 : 122,940 = 122,940 : x
  2. Step 2: Convert to fraction form
    56,410/122,940 = 122,940/x
  3. Step 3: Cross multiply
    56,410x = 122,940 × 122,940
  4. Step 4: Simplify right side
    56,410x = 15,114,243,600
  5. Step 5: Solve for x
    x = 15,114,243,600/56,410
  6. Step 6: Final answer
    x = 267,935.54

Related Problems

Find third proportional to 28,205 and 61,470
Half scale
Find third proportional to 112,820 and 245,880
Double scale
Find third proportional to 56,412 and 122,944
Similar ratio
Find third proportional to 84,615 and 184,410
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.