Finding the Fourth Proportional to 112,119.60, 168,197.04 and 33,241.68
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Solution
The fourth proportional to 112,119.60, 168,197.04 and 33,241.68 is: 49,867.75
Step by Step Solution
- Step 1: Write the proportion equation
112,119.60 : 168,197.04 = 33,241.68 : x - Step 2: Convert to fraction form
112,119.60/168,197.04 = 33,241.68/x - Step 3: Cross multiply
112,119.60x = 168,197.04 × 33,241.68 - Step 4: Simplify right side
112,119.60x = 5,591,152,180.63 - Step 5: Solve for x
x = 5,591,152,180.63/112,119.60 - Step 6: Final answer
x = 49,867.75
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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.