Finding the Fourth Proportional to 201,520.40, 302,269.64 and 61,268.09
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Solution
The fourth proportional to 201,520.40, 302,269.64 and 61,268.09 is: 91,898.80
Step by Step Solution
- Step 1: Write the proportion equation
201,520.40 : 302,269.64 = 61,268.09 : x - Step 2: Convert to fraction form
201,520.40/302,269.64 = 61,268.09/x - Step 3: Cross multiply
201,520.40x = 302,269.64 × 61,268.09 - Step 4: Simplify right side
201,520.40x = 18,519,481,690.10 - Step 5: Solve for x
x = 18,519,481,690.10/201,520.40 - Step 6: Final answer
x = 91,898.80
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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.