Finding the Fourth Proportional to 102,573.84, 153,855.18 and 27,692.94
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Solution
The fourth proportional to 102,573.84, 153,855.18 and 27,692.94 is: 41,537.90
Step by Step Solution
- Step 1: Write the proportion equation
102,573.84 : 153,855.18 = 27,692.94 : x - Step 2: Convert to fraction form
102,573.84/153,855.18 = 27,692.94/x - Step 3: Cross multiply
102,573.84x = 153,855.18 × 27,692.94 - Step 4: Simplify right side
102,573.84x = 4,260,702,268.43 - Step 5: Solve for x
x = 4,260,702,268.43/102,573.84 - Step 6: Final answer
x = 41,537.90
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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.