Finding the Fourth Proportional to 205,163.08, 308,285.84 and 110,463.28
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Solution
The fourth proportional to 205,163.08, 308,285.84 and 110,463.28 is: 165,986.32
Step by Step Solution
- Step 1: Write the proportion equation
205,163.08 : 308,285.84 = 110,463.28 : x - Step 2: Convert to fraction form
205,163.08/308,285.84 = 110,463.28/x - Step 3: Cross multiply
205,163.08x = 308,285.84 × 110,463.28 - Step 4: Simplify right side
205,163.08x = 34,054,265,063.96 - Step 5: Solve for x
x = 34,054,265,063.96/205,163.08 - Step 6: Final answer
x = 165,986.32
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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.