Finding the Fourth Proportional to 76,546.68, 114,841.80 and 29,812.92
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Solution
The fourth proportional to 76,546.68, 114,841.80 and 29,812.92 is: 44,727.86
Step by Step Solution
- Step 1: Write the proportion equation
76,546.68 : 114,841.80 = 29,812.92 : x - Step 2: Convert to fraction form
76,546.68/114,841.80 = 29,812.92/x - Step 3: Cross multiply
76,546.68x = 114,841.80 × 29,812.92 - Step 4: Simplify right side
76,546.68x = 3,423,769,396.06 - Step 5: Solve for x
x = 3,423,769,396.06/76,546.68 - Step 6: Final answer
x = 44,727.86
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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.