Home / 142,084-220,758

Finding the Third Proportional to 142,084 and 220,758

Calculator

Solution

The third proportional to 142,084 and 220,758 is: 342,994.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,084 : 220,758 = 220,758 : x
  2. Step 2: Convert to fraction form
    142,084/220,758 = 220,758/x
  3. Step 3: Cross multiply
    142,084x = 220,758 × 220,758
  4. Step 4: Simplify right side
    142,084x = 48,734,094,564
  5. Step 5: Solve for x
    x = 48,734,094,564/142,084
  6. Step 6: Final answer
    x = 342,994.95

Related Problems

Find third proportional to 71,042 and 110,379
Half scale
Find third proportional to 284,168 and 441,516
Double scale
Find third proportional to 142,086 and 220,761
Similar ratio
Find third proportional to 213,126 and 331,137
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.