Finding the Fourth Proportional to 107,353.08, 161,035.26 and 32,471.31
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Solution
The fourth proportional to 107,353.08, 161,035.26 and 32,471.31 is: 48,708.68
Step by Step Solution
- Step 1: Write the proportion equation
107,353.08 : 161,035.26 = 32,471.31 : x - Step 2: Convert to fraction form
107,353.08/161,035.26 = 32,471.31/x - Step 3: Cross multiply
107,353.08x = 161,035.26 × 32,471.31 - Step 4: Simplify right side
107,353.08x = 5,229,026,330.51 - Step 5: Solve for x
x = 5,229,026,330.51/107,353.08 - Step 6: Final answer
x = 48,708.68
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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.