Finding the Fourth Proportional to 136,546.96, 204,776.14 and 52,302.64
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Solution
The fourth proportional to 136,546.96, 204,776.14 and 52,302.64 is: 78,436.99
Step by Step Solution
- Step 1: Write the proportion equation
136,546.96 : 204,776.14 = 52,302.64 : x - Step 2: Convert to fraction form
136,546.96/204,776.14 = 52,302.64/x - Step 3: Cross multiply
136,546.96x = 204,776.14 × 52,302.64 - Step 4: Simplify right side
136,546.96x = 10,710,332,731.01 - Step 5: Solve for x
x = 10,710,332,731.01/136,546.96 - Step 6: Final answer
x = 78,436.99
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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.