Finding the Fourth Proportional to 75,505.62, 104,186.28 and 41,515.50
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Solution
The fourth proportional to 75,505.62, 104,186.28 and 41,515.50 is: 57,285.08
Step by Step Solution
- Step 1: Write the proportion equation
75,505.62 : 104,186.28 = 41,515.50 : x - Step 2: Convert to fraction form
75,505.62/104,186.28 = 41,515.50/x - Step 3: Cross multiply
75,505.62x = 104,186.28 × 41,515.50 - Step 4: Simplify right side
75,505.62x = 4,325,345,507.34 - Step 5: Solve for x
x = 4,325,345,507.34/75,505.62 - Step 6: Final answer
x = 57,285.08
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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.