Home / 118,783-256,136

Finding the Third Proportional to 118,783 and 256,136

Calculator

Solution

The third proportional to 118,783 and 256,136 is: 552,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,783 : 256,136 = 256,136 : x
  2. Step 2: Convert to fraction form
    118,783/256,136 = 256,136/x
  3. Step 3: Cross multiply
    118,783x = 256,136 × 256,136
  4. Step 4: Simplify right side
    118,783x = 65,605,650,496
  5. Step 5: Solve for x
    x = 65,605,650,496/118,783
  6. Step 6: Final answer
    x = 552,315.15

Related Problems

Find third proportional to 59,391.50 and 128,068
Half scale
Find third proportional to 237,566 and 512,272
Double scale
Find third proportional to 118,785 and 256,140
Similar ratio
Find third proportional to 178,174.50 and 384,204
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.