Home / 38,812-84,890

Finding the Third Proportional to 38,812 and 84,890

Calculator

Solution

The third proportional to 38,812 and 84,890 is: 185,672.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,812 : 84,890 = 84,890 : x
  2. Step 2: Convert to fraction form
    38,812/84,890 = 84,890/x
  3. Step 3: Cross multiply
    38,812x = 84,890 × 84,890
  4. Step 4: Simplify right side
    38,812x = 7,206,312,100
  5. Step 5: Solve for x
    x = 7,206,312,100/38,812
  6. Step 6: Final answer
    x = 185,672.27

Related Problems

Find third proportional to 19,406 and 42,445
Half scale
Find third proportional to 77,624 and 169,780
Double scale
Find third proportional to 38,814 and 84,894
Similar ratio
Find third proportional to 58,218 and 127,335
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.