Home / 55,258-120,637

Finding the Third Proportional to 55,258 and 120,637

Calculator

Solution

The third proportional to 55,258 and 120,637 is: 263,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,258 : 120,637 = 120,637 : x
  2. Step 2: Convert to fraction form
    55,258/120,637 = 120,637/x
  3. Step 3: Cross multiply
    55,258x = 120,637 × 120,637
  4. Step 4: Simplify right side
    55,258x = 14,553,285,769
  5. Step 5: Solve for x
    x = 14,553,285,769/55,258
  6. Step 6: Final answer
    x = 263,369.75

Related Problems

Find third proportional to 27,629 and 60,318.50
Half scale
Find third proportional to 110,516 and 241,274
Double scale
Find third proportional to 55,260 and 120,641
Similar ratio
Find third proportional to 82,887 and 180,955.50
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.