Home / 59,157-128,682

Finding the Third Proportional to 59,157 and 128,682

Calculator

Solution

The third proportional to 59,157 and 128,682 is: 279,917.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,157 : 128,682 = 128,682 : x
  2. Step 2: Convert to fraction form
    59,157/128,682 = 128,682/x
  3. Step 3: Cross multiply
    59,157x = 128,682 × 128,682
  4. Step 4: Simplify right side
    59,157x = 16,559,057,124
  5. Step 5: Solve for x
    x = 16,559,057,124/59,157
  6. Step 6: Final answer
    x = 279,917.12

Related Problems

Find third proportional to 29,578.50 and 64,341
Half scale
Find third proportional to 118,314 and 257,364
Double scale
Find third proportional to 59,159 and 128,686
Similar ratio
Find third proportional to 88,735.50 and 193,023
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.