Finding the Fourth Proportional to 201,691.18, 302,550.63 and 66,755.02
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Solution
The fourth proportional to 201,691.18, 302,550.63 and 66,755.02 is: 100,137.12
Step by Step Solution
- Step 1: Write the proportion equation
201,691.18 : 302,550.63 = 66,755.02 : x - Step 2: Convert to fraction form
201,691.18/302,550.63 = 66,755.02/x - Step 3: Cross multiply
201,691.18x = 302,550.63 × 66,755.02 - Step 4: Simplify right side
201,691.18x = 20,196,773,356.66 - Step 5: Solve for x
x = 20,196,773,356.66/201,691.18 - Step 6: Final answer
x = 100,137.12
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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.