Home / 143,766-217,660.50

Finding the Third Proportional to 143,766 and 217,660.50

Calculator

Solution

The third proportional to 143,766 and 217,660.50 is: 329,536.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,766 : 217,660.50 = 217,660.50 : x
  2. Step 2: Convert to fraction form
    143,766/217,660.50 = 217,660.50/x
  3. Step 3: Cross multiply
    143,766x = 217,660.50 × 217,660.50
  4. Step 4: Simplify right side
    143,766x = 47,376,093,260.25
  5. Step 5: Solve for x
    x = 47,376,093,260.25/143,766
  6. Step 6: Final answer
    x = 329,536.14

Related Problems

Find third proportional to 71,883 and 108,830.25
Half scale
Find third proportional to 287,532 and 435,321
Double scale
Find third proportional to 143,768 and 217,664
Similar ratio
Find third proportional to 215,649 and 326,490.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.