Finding the Fourth Proportional to 155,049.12, 232,573.92 and 44,241.12
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Solution
The fourth proportional to 155,049.12, 232,573.92 and 44,241.12 is: 66,361.75
Step by Step Solution
- Step 1: Write the proportion equation
155,049.12 : 232,573.92 = 44,241.12 : x - Step 2: Convert to fraction form
155,049.12/232,573.92 = 44,241.12/x - Step 3: Cross multiply
155,049.12x = 232,573.92 × 44,241.12 - Step 4: Simplify right side
155,049.12x = 10,289,330,703.59 - Step 5: Solve for x
x = 10,289,330,703.59/155,049.12 - Step 6: Final answer
x = 66,361.75
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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.