Finding the Fourth Proportional to 186,795.84, 280,163.69 and 53,645.82
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Solution
The fourth proportional to 186,795.84, 280,163.69 and 53,645.82 is: 80,460.09
Step by Step Solution
- Step 1: Write the proportion equation
186,795.84 : 280,163.69 = 53,645.82 : x - Step 2: Convert to fraction form
186,795.84/280,163.69 = 53,645.82/x - Step 3: Cross multiply
186,795.84x = 280,163.69 × 53,645.82 - Step 4: Simplify right side
186,795.84x = 15,029,610,616.05 - Step 5: Solve for x
x = 15,029,610,616.05/186,795.84 - Step 6: Final answer
x = 80,460.09
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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.