Home / 62,622-128,124

Finding the Third Proportional to 62,622 and 128,124

Calculator

Solution

The third proportional to 62,622 and 128,124 is: 262,140.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,622 : 128,124 = 128,124 : x
  2. Step 2: Convert to fraction form
    62,622/128,124 = 128,124/x
  3. Step 3: Cross multiply
    62,622x = 128,124 × 128,124
  4. Step 4: Simplify right side
    62,622x = 16,415,759,376
  5. Step 5: Solve for x
    x = 16,415,759,376/62,622
  6. Step 6: Final answer
    x = 262,140.45

Related Problems

Find third proportional to 31,311 and 64,062
Half scale
Find third proportional to 125,244 and 256,248
Double scale
Find third proportional to 62,624 and 128,128
Similar ratio
Find third proportional to 93,933 and 192,186
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.