Finding the Fourth Proportional to 135,218.14, 202,832.36 and 40,449.66
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Solution
The fourth proportional to 135,218.14, 202,832.36 and 40,449.66 is: 60,676.03
Step by Step Solution
- Step 1: Write the proportion equation
135,218.14 : 202,832.36 = 40,449.66 : x - Step 2: Convert to fraction form
135,218.14/202,832.36 = 40,449.66/x - Step 3: Cross multiply
135,218.14x = 202,832.36 × 40,449.66 - Step 4: Simplify right side
135,218.14x = 8,204,499,999.00 - Step 5: Solve for x
x = 8,204,499,999.00/135,218.14 - Step 6: Final answer
x = 60,676.03
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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.