Finding the Fourth Proportional to 107,198.19, 160,851.60 and 51,027.84
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Solution
The fourth proportional to 107,198.19, 160,851.60 and 51,027.84 is: 76,567.61
Step by Step Solution
- Step 1: Write the proportion equation
107,198.19 : 160,851.60 = 51,027.84 : x - Step 2: Convert to fraction form
107,198.19/160,851.60 = 51,027.84/x - Step 3: Cross multiply
107,198.19x = 160,851.60 × 51,027.84 - Step 4: Simplify right side
107,198.19x = 8,207,909,708.54 - Step 5: Solve for x
x = 8,207,909,708.54/107,198.19 - Step 6: Final answer
x = 76,567.61
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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.