Home / 143,840.50-225,643.50

Finding the Third Proportional to 143,840.50 and 225,643.50

Calculator

Solution

The third proportional to 143,840.50 and 225,643.50 is: 353,968.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,840.50 : 225,643.50 = 225,643.50 : x
  2. Step 2: Convert to fraction form
    143,840.50/225,643.50 = 225,643.50/x
  3. Step 3: Cross multiply
    143,840.50x = 225,643.50 × 225,643.50
  4. Step 4: Simplify right side
    143,840.50x = 50,914,989,092.25
  5. Step 5: Solve for x
    x = 50,914,989,092.25/143,840.50
  6. Step 6: Final answer
    x = 353,968.38

Related Problems

Find third proportional to 71,920.25 and 112,821.75
Half scale
Find third proportional to 287,681 and 451,287
Double scale
Find third proportional to 143,843 and 225,647
Similar ratio
Find third proportional to 215,760.75 and 338,465.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.