Finding the Fourth Proportional to 136,755.96, 204,594.48 and 103,571.88
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Solution
The fourth proportional to 136,755.96, 204,594.48 and 103,571.88 is: 154,949.26
Step by Step Solution
- Step 1: Write the proportion equation
136,755.96 : 204,594.48 = 103,571.88 : x - Step 2: Convert to fraction form
136,755.96/204,594.48 = 103,571.88/x - Step 3: Cross multiply
136,755.96x = 204,594.48 × 103,571.88 - Step 4: Simplify right side
136,755.96x = 21,190,234,931.22 - Step 5: Solve for x
x = 21,190,234,931.22/136,755.96 - Step 6: Final answer
x = 154,949.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.