Home / 67,869-103,207

Finding the Third Proportional to 67,869 and 103,207

Calculator

Solution

The third proportional to 67,869 and 103,207 is: 156,944.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,869 : 103,207 = 103,207 : x
  2. Step 2: Convert to fraction form
    67,869/103,207 = 103,207/x
  3. Step 3: Cross multiply
    67,869x = 103,207 × 103,207
  4. Step 4: Simplify right side
    67,869x = 10,651,684,849
  5. Step 5: Solve for x
    x = 10,651,684,849/67,869
  6. Step 6: Final answer
    x = 156,944.77

Related Problems

Find third proportional to 33,934.50 and 51,603.50
Half scale
Find third proportional to 135,738 and 206,414
Double scale
Find third proportional to 67,871 and 103,210
Similar ratio
Find third proportional to 101,803.50 and 154,810.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.