Finding the Fourth Proportional to 204,329.22, 306,490.75 and 91,930.06
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Solution
The fourth proportional to 204,329.22, 306,490.75 and 91,930.06 is: 137,893.70
Step by Step Solution
- Step 1: Write the proportion equation
204,329.22 : 306,490.75 = 91,930.06 : x - Step 2: Convert to fraction form
204,329.22/306,490.75 = 91,930.06/x - Step 3: Cross multiply
204,329.22x = 306,490.75 × 91,930.06 - Step 4: Simplify right side
204,329.22x = 28,175,713,036.95 - Step 5: Solve for x
x = 28,175,713,036.95/204,329.22 - Step 6: Final answer
x = 137,893.70
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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.