Home / 55,457-119,215

Finding the Third Proportional to 55,457 and 119,215

Calculator

Solution

The third proportional to 55,457 and 119,215 is: 256,274.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,457 : 119,215 = 119,215 : x
  2. Step 2: Convert to fraction form
    55,457/119,215 = 119,215/x
  3. Step 3: Cross multiply
    55,457x = 119,215 × 119,215
  4. Step 4: Simplify right side
    55,457x = 14,212,216,225
  5. Step 5: Solve for x
    x = 14,212,216,225/55,457
  6. Step 6: Final answer
    x = 256,274.52

Related Problems

Find third proportional to 27,728.50 and 59,607.50
Half scale
Find third proportional to 110,914 and 238,430
Double scale
Find third proportional to 55,459 and 119,219
Similar ratio
Find third proportional to 83,185.50 and 178,822.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.