Finding the Fourth Proportional to 107,260.64, 160,791.62 and 39,755.08
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Solution
The fourth proportional to 107,260.64, 160,791.62 and 39,755.08 is: 59,595.80
Step by Step Solution
- Step 1: Write the proportion equation
107,260.64 : 160,791.62 = 39,755.08 : x - Step 2: Convert to fraction form
107,260.64/160,791.62 = 39,755.08/x - Step 3: Cross multiply
107,260.64x = 160,791.62 × 39,755.08 - Step 4: Simplify right side
107,260.64x = 6,392,283,115.68 - Step 5: Solve for x
x = 6,392,283,115.68/107,260.64 - Step 6: Final answer
x = 59,595.80
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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.