Finding the Fourth Proportional to 76,552.68, 114,850.80 and 29,818.92
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Solution
The fourth proportional to 76,552.68, 114,850.80 and 29,818.92 is: 44,736.86
Step by Step Solution
- Step 1: Write the proportion equation
76,552.68 : 114,850.80 = 29,818.92 : x - Step 2: Convert to fraction form
76,552.68/114,850.80 = 29,818.92/x - Step 3: Cross multiply
76,552.68x = 114,850.80 × 29,818.92 - Step 4: Simplify right side
76,552.68x = 3,424,726,817.14 - Step 5: Solve for x
x = 3,424,726,817.14/76,552.68 - Step 6: Final answer
x = 44,736.86
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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.