Home / 108,078-161,685

Finding the Third Proportional to 108,078 and 161,685

Calculator

Solution

The third proportional to 108,078 and 161,685 is: 241,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,078 : 161,685 = 161,685 : x
  2. Step 2: Convert to fraction form
    108,078/161,685 = 161,685/x
  3. Step 3: Cross multiply
    108,078x = 161,685 × 161,685
  4. Step 4: Simplify right side
    108,078x = 26,142,039,225
  5. Step 5: Solve for x
    x = 26,142,039,225/108,078
  6. Step 6: Final answer
    x = 241,881.23

Related Problems

Find third proportional to 54,039 and 80,842.50
Half scale
Find third proportional to 216,156 and 323,370
Double scale
Find third proportional to 108,080 and 161,688
Similar ratio
Find third proportional to 162,117 and 242,527.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.