Home / 55,128-118,984

Finding the Third Proportional to 55,128 and 118,984

Calculator

Solution

The third proportional to 55,128 and 118,984 is: 256,805.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,128 : 118,984 = 118,984 : x
  2. Step 2: Convert to fraction form
    55,128/118,984 = 118,984/x
  3. Step 3: Cross multiply
    55,128x = 118,984 × 118,984
  4. Step 4: Simplify right side
    55,128x = 14,157,192,256
  5. Step 5: Solve for x
    x = 14,157,192,256/55,128
  6. Step 6: Final answer
    x = 256,805.84

Related Problems

Find third proportional to 27,564 and 59,492
Half scale
Find third proportional to 110,256 and 237,968
Double scale
Find third proportional to 55,130 and 118,988
Similar ratio
Find third proportional to 82,692 and 178,476
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.