Finding the Fourth Proportional to 204,110.88, 306,245.04 and 71,004.96
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Solution
The fourth proportional to 204,110.88, 306,245.04 and 71,004.96 is: 106,534.82
Step by Step Solution
- Step 1: Write the proportion equation
204,110.88 : 306,245.04 = 71,004.96 : x - Step 2: Convert to fraction form
204,110.88/306,245.04 = 71,004.96/x - Step 3: Cross multiply
204,110.88x = 306,245.04 × 71,004.96 - Step 4: Simplify right side
204,110.88x = 21,744,916,815.40 - Step 5: Solve for x
x = 21,744,916,815.40/204,110.88 - Step 6: Final answer
x = 106,534.82
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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.