Home / 99,746-149,280

Finding the Third Proportional to 99,746 and 149,280

Calculator

Solution

The third proportional to 99,746 and 149,280 is: 223,412.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,746 : 149,280 = 149,280 : x
  2. Step 2: Convert to fraction form
    99,746/149,280 = 149,280/x
  3. Step 3: Cross multiply
    99,746x = 149,280 × 149,280
  4. Step 4: Simplify right side
    99,746x = 22,284,518,400
  5. Step 5: Solve for x
    x = 22,284,518,400/99,746
  6. Step 6: Final answer
    x = 223,412.65

Related Problems

Find third proportional to 49,873 and 74,640
Half scale
Find third proportional to 199,492 and 298,560
Double scale
Find third proportional to 99,748 and 149,283
Similar ratio
Find third proportional to 149,619 and 223,920
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.