Finding the Fourth Proportional to 204,147.05, 306,282.80 and 104,377.29
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Solution
The fourth proportional to 204,147.05, 306,282.80 and 104,377.29 is: 156,597.75
Step by Step Solution
- Step 1: Write the proportion equation
204,147.05 : 306,282.80 = 104,377.29 : x - Step 2: Convert to fraction form
204,147.05/306,282.80 = 104,377.29/x - Step 3: Cross multiply
204,147.05x = 306,282.80 × 104,377.29 - Step 4: Simplify right side
204,147.05x = 31,968,968,115.73 - Step 5: Solve for x
x = 31,968,968,115.73/204,147.05 - Step 6: Final answer
x = 156,597.75
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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.