Home / 128,165-194,159

Finding the Third Proportional to 128,165 and 194,159

Calculator

Solution

The third proportional to 128,165 and 194,159 is: 294,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,165 : 194,159 = 194,159 : x
  2. Step 2: Convert to fraction form
    128,165/194,159 = 194,159/x
  3. Step 3: Cross multiply
    128,165x = 194,159 × 194,159
  4. Step 4: Simplify right side
    128,165x = 37,697,717,281
  5. Step 5: Solve for x
    x = 37,697,717,281/128,165
  6. Step 6: Final answer
    x = 294,134.26

Related Problems

Find third proportional to 64,082.50 and 97,079.50
Half scale
Find third proportional to 256,330 and 388,318
Double scale
Find third proportional to 128,167 and 194,162
Similar ratio
Find third proportional to 192,247.50 and 291,238.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.