Finding the Fourth Proportional to 107,548.96, 161,183.28 and 54,914.08
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Solution
The fourth proportional to 107,548.96, 161,183.28 and 54,914.08 is: 82,299.55
Step by Step Solution
- Step 1: Write the proportion equation
107,548.96 : 161,183.28 = 54,914.08 : x - Step 2: Convert to fraction form
107,548.96/161,183.28 = 54,914.08/x - Step 3: Cross multiply
107,548.96x = 161,183.28 × 54,914.08 - Step 4: Simplify right side
107,548.96x = 8,851,231,532.58 - Step 5: Solve for x
x = 8,851,231,532.58/107,548.96 - Step 6: Final answer
x = 82,299.55
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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.