Home / 70,181-98,842

Finding the Third Proportional to 70,181 and 98,842

Calculator

Solution

The third proportional to 70,181 and 98,842 is: 139,207.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,181 : 98,842 = 98,842 : x
  2. Step 2: Convert to fraction form
    70,181/98,842 = 98,842/x
  3. Step 3: Cross multiply
    70,181x = 98,842 × 98,842
  4. Step 4: Simplify right side
    70,181x = 9,769,740,964
  5. Step 5: Solve for x
    x = 9,769,740,964/70,181
  6. Step 6: Final answer
    x = 139,207.78

Related Problems

Find third proportional to 35,090.50 and 49,421
Half scale
Find third proportional to 140,362 and 197,684
Double scale
Find third proportional to 70,183 and 98,845
Similar ratio
Find third proportional to 105,271.50 and 148,263
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.