Finding the Fourth Proportional to 229,788.56, 344,692.11 and 80,043.99
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Solution
The fourth proportional to 229,788.56, 344,692.11 and 80,043.99 is: 120,069.22
Step by Step Solution
- Step 1: Write the proportion equation
229,788.56 : 344,692.11 = 80,043.99 : x - Step 2: Convert to fraction form
229,788.56/344,692.11 = 80,043.99/x - Step 3: Cross multiply
229,788.56x = 344,692.11 × 80,043.99 - Step 4: Simplify right side
229,788.56x = 27,590,532,302.13 - Step 5: Solve for x
x = 27,590,532,302.13/229,788.56 - Step 6: Final answer
x = 120,069.22
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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.