Home / 85,839-177,618

Finding the Third Proportional to 85,839 and 177,618

Calculator

Solution

The third proportional to 85,839 and 177,618 is: 367,527.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,839 : 177,618 = 177,618 : x
  2. Step 2: Convert to fraction form
    85,839/177,618 = 177,618/x
  3. Step 3: Cross multiply
    85,839x = 177,618 × 177,618
  4. Step 4: Simplify right side
    85,839x = 31,548,153,924
  5. Step 5: Solve for x
    x = 31,548,153,924/85,839
  6. Step 6: Final answer
    x = 367,527.04

Related Problems

Find third proportional to 42,919.50 and 88,809
Half scale
Find third proportional to 171,678 and 355,236
Double scale
Find third proportional to 85,841 and 177,622
Similar ratio
Find third proportional to 128,758.50 and 266,427
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.