Finding the Fourth Proportional to 204,329.44, 306,491.07 and 91,930.28
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Solution
The fourth proportional to 204,329.44, 306,491.07 and 91,930.28 is: 137,894.03
Step by Step Solution
- Step 1: Write the proportion equation
204,329.44 : 306,491.07 = 91,930.28 : x - Step 2: Convert to fraction form
204,329.44/306,491.07 = 91,930.28/x - Step 3: Cross multiply
204,329.44x = 306,491.07 × 91,930.28 - Step 4: Simplify right side
204,329.44x = 28,175,809,882.60 - Step 5: Solve for x
x = 28,175,809,882.60/204,329.44 - Step 6: Final answer
x = 137,894.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.