Finding the Fourth Proportional to 204,527.63, 306,805.42 and 69,536.75
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Solution
The fourth proportional to 204,527.63, 306,805.42 and 69,536.75 is: 104,309.87
Step by Step Solution
- Step 1: Write the proportion equation
204,527.63 : 306,805.42 = 69,536.75 : x - Step 2: Convert to fraction form
204,527.63/306,805.42 = 69,536.75/x - Step 3: Cross multiply
204,527.63x = 306,805.42 × 69,536.75 - Step 4: Simplify right side
204,527.63x = 21,334,250,342.08 - Step 5: Solve for x
x = 21,334,250,342.08/204,527.63 - Step 6: Final answer
x = 104,309.87
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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.