Home / 98,889-213,618

Finding the Third Proportional to 98,889 and 213,618

Calculator

Solution

The third proportional to 98,889 and 213,618 is: 461,453.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,889 : 213,618 = 213,618 : x
  2. Step 2: Convert to fraction form
    98,889/213,618 = 213,618/x
  3. Step 3: Cross multiply
    98,889x = 213,618 × 213,618
  4. Step 4: Simplify right side
    98,889x = 45,632,649,924
  5. Step 5: Solve for x
    x = 45,632,649,924/98,889
  6. Step 6: Final answer
    x = 461,453.24

Related Problems

Find third proportional to 49,444.50 and 106,809
Half scale
Find third proportional to 197,778 and 427,236
Double scale
Find third proportional to 98,891 and 213,622
Similar ratio
Find third proportional to 148,333.50 and 320,427
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.