Finding the Fourth Proportional to 107,527.64, 161,310.96 and 44,312.63
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Solution
The fourth proportional to 107,527.64, 161,310.96 and 44,312.63 is: 66,476.98
Step by Step Solution
- Step 1: Write the proportion equation
107,527.64 : 161,310.96 = 44,312.63 : x - Step 2: Convert to fraction form
107,527.64/161,310.96 = 44,312.63/x - Step 3: Cross multiply
107,527.64x = 161,310.96 × 44,312.63 - Step 4: Simplify right side
107,527.64x = 7,148,112,078.87 - Step 5: Solve for x
x = 7,148,112,078.87/107,527.64 - Step 6: Final answer
x = 66,476.98
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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.