Home / 111,712-243,497

Finding the Third Proportional to 111,712 and 243,497

Calculator

Solution

The third proportional to 111,712 and 243,497 is: 530,746.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,712 : 243,497 = 243,497 : x
  2. Step 2: Convert to fraction form
    111,712/243,497 = 243,497/x
  3. Step 3: Cross multiply
    111,712x = 243,497 × 243,497
  4. Step 4: Simplify right side
    111,712x = 59,290,789,009
  5. Step 5: Solve for x
    x = 59,290,789,009/111,712
  6. Step 6: Final answer
    x = 530,746.82

Related Problems

Find third proportional to 55,856 and 121,748.50
Half scale
Find third proportional to 223,424 and 486,994
Double scale
Find third proportional to 111,714 and 243,501
Similar ratio
Find third proportional to 167,568 and 365,245.50
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.