Home / 161,604-216,154

Finding the Third Proportional to 161,604 and 216,154

Calculator

Solution

The third proportional to 161,604 and 216,154 is: 289,117.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,604 : 216,154 = 216,154 : x
  2. Step 2: Convert to fraction form
    161,604/216,154 = 216,154/x
  3. Step 3: Cross multiply
    161,604x = 216,154 × 216,154
  4. Step 4: Simplify right side
    161,604x = 46,722,551,716
  5. Step 5: Solve for x
    x = 46,722,551,716/161,604
  6. Step 6: Final answer
    x = 289,117.54

Related Problems

Find third proportional to 80,802 and 108,077
Half scale
Find third proportional to 323,208 and 432,308
Double scale
Find third proportional to 161,606 and 216,157
Similar ratio
Find third proportional to 242,406 and 324,231
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.