Finding the Fourth Proportional to 135,162.44, 186,524.58 and 75,546.44
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Solution
The fourth proportional to 135,162.44, 186,524.58 and 75,546.44 is: 104,254.32
Step by Step Solution
- Step 1: Write the proportion equation
135,162.44 : 186,524.58 = 75,546.44 : x - Step 2: Convert to fraction form
135,162.44/186,524.58 = 75,546.44/x - Step 3: Cross multiply
135,162.44x = 186,524.58 × 75,546.44 - Step 4: Simplify right side
135,162.44x = 14,091,267,991.50 - Step 5: Solve for x
x = 14,091,267,991.50/135,162.44 - Step 6: Final answer
x = 104,254.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.