Finding the Fourth Proportional to 79,153.44, 118,773.88 and 44,112.84
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Solution
The fourth proportional to 79,153.44, 118,773.88 and 44,112.84 is: 66,193.63
Step by Step Solution
- Step 1: Write the proportion equation
79,153.44 : 118,773.88 = 44,112.84 : x - Step 2: Convert to fraction form
79,153.44/118,773.88 = 44,112.84/x - Step 3: Cross multiply
79,153.44x = 118,773.88 × 44,112.84 - Step 4: Simplify right side
79,153.44x = 5,239,453,164.62 - Step 5: Solve for x
x = 5,239,453,164.62/79,153.44 - Step 6: Final answer
x = 66,193.63
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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.