Finding the Fourth Proportional to 107,760.73, 161,660.70 and 44,546.52
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Solution
The fourth proportional to 107,760.73, 161,660.70 and 44,546.52 is: 66,827.88
Step by Step Solution
- Step 1: Write the proportion equation
107,760.73 : 161,660.70 = 44,546.52 : x - Step 2: Convert to fraction form
107,760.73/161,660.70 = 44,546.52/x - Step 3: Cross multiply
107,760.73x = 161,660.70 × 44,546.52 - Step 4: Simplify right side
107,760.73x = 7,201,421,605.76 - Step 5: Solve for x
x = 7,201,421,605.76/107,760.73 - Step 6: Final answer
x = 66,827.88
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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.