Finding the Fourth Proportional to 55,189.92, 75,969.76 and 48,104
Calculator
Solution
The fourth proportional to 55,189.92, 75,969.76 and 48,104 is: 66,215.88
Step by Step Solution
- Step 1: Write the proportion equation
55,189.92 : 75,969.76 = 48,104 : x - Step 2: Convert to fraction form
55,189.92/75,969.76 = 48,104/x - Step 3: Cross multiply
55,189.92x = 75,969.76 × 48,104 - Step 4: Simplify right side
55,189.92x = 3,654,449,335.04 - Step 5: Solve for x
x = 3,654,449,335.04/55,189.92 - Step 6: Final answer
x = 66,215.88
Related Problems
Find fourth proportional to 27,594.96, 37,984.88 and 24,052
Half scale
Find fourth proportional to 110,379.84, 151,939.52 and 96,208
Double scale
Find fourth proportional to 55,190.92, 75,971.14 and 48,105
Similar ratio
Find fourth proportional to 82,784.88, 113,954.64 and 72,156
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.