Finding the Fourth Proportional to 136,037.25, 204,060.44 and 61,157.63
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Solution
The fourth proportional to 136,037.25, 204,060.44 and 61,157.63 is: 91,738.50
Step by Step Solution
- Step 1: Write the proportion equation
136,037.25 : 204,060.44 = 61,157.63 : x - Step 2: Convert to fraction form
136,037.25/204,060.44 = 61,157.63/x - Step 3: Cross multiply
136,037.25x = 204,060.44 × 61,157.63 - Step 4: Simplify right side
136,037.25x = 12,479,853,550.20 - Step 5: Solve for x
x = 12,479,853,550.20/136,037.25 - Step 6: Final answer
x = 91,738.50
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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.