Finding the Fourth Proportional to 160,938.44, 221,994 and 103,652
Calculator
Solution
The fourth proportional to 160,938.44, 221,994 and 103,652 is: 142,974.68
Step by Step Solution
- Step 1: Write the proportion equation
160,938.44 : 221,994 = 103,652 : x - Step 2: Convert to fraction form
160,938.44/221,994 = 103,652/x - Step 3: Cross multiply
160,938.44x = 221,994 × 103,652 - Step 4: Simplify right side
160,938.44x = 23,010,122,088 - Step 5: Solve for x
x = 23,010,122,088/160,938.44 - Step 6: Final answer
x = 142,974.68
Related Problems
Find fourth proportional to 80,469.22, 110,997 and 51,826
Half scale
Find fourth proportional to 321,876.88, 443,988 and 207,304
Double scale
Find fourth proportional to 160,939.44, 221,995.38 and 103,653
Similar ratio
Find fourth proportional to 241,407.66, 332,991 and 155,478
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.