Finding the Fourth Proportional to 75,956.14, 104,817.63 and 41,967.88
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Solution
The fourth proportional to 75,956.14, 104,817.63 and 41,967.88 is: 57,914.66
Step by Step Solution
- Step 1: Write the proportion equation
75,956.14 : 104,817.63 = 41,967.88 : x - Step 2: Convert to fraction form
75,956.14/104,817.63 = 41,967.88/x - Step 3: Cross multiply
75,956.14x = 104,817.63 × 41,967.88 - Step 4: Simplify right side
75,956.14x = 4,398,973,717.72 - Step 5: Solve for x
x = 4,398,973,717.72/75,956.14 - Step 6: Final answer
x = 57,914.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.