Finding the Fourth Proportional to 253,290.44, 379,935.59 and 95,481.99
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Solution
The fourth proportional to 253,290.44, 379,935.59 and 95,481.99 is: 143,222.96
Step by Step Solution
- Step 1: Write the proportion equation
253,290.44 : 379,935.59 = 95,481.99 : x - Step 2: Convert to fraction form
253,290.44/379,935.59 = 95,481.99/x - Step 3: Cross multiply
253,290.44x = 379,935.59 × 95,481.99 - Step 4: Simplify right side
253,290.44x = 36,277,005,727.61 - Step 5: Solve for x
x = 36,277,005,727.61/253,290.44 - Step 6: Final answer
x = 143,222.96
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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.