Finding the Fourth Proportional to 107,657.08, 161,493.84 and 32,783.64
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Solution
The fourth proportional to 107,657.08, 161,493.84 and 32,783.64 is: 49,177.96
Step by Step Solution
- Step 1: Write the proportion equation
107,657.08 : 161,493.84 = 32,783.64 : x - Step 2: Convert to fraction form
107,657.08/161,493.84 = 32,783.64/x - Step 3: Cross multiply
107,657.08x = 161,493.84 × 32,783.64 - Step 4: Simplify right side
107,657.08x = 5,294,355,912.78 - Step 5: Solve for x
x = 5,294,355,912.78/107,657.08 - Step 6: Final answer
x = 49,177.96
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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.