Finding the Fourth Proportional to 71,883.84, 107,835.84 and 25,126.08
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Solution
The fourth proportional to 71,883.84, 107,835.84 and 25,126.08 is: 37,692.64
Step by Step Solution
- Step 1: Write the proportion equation
71,883.84 : 107,835.84 = 25,126.08 : x - Step 2: Convert to fraction form
71,883.84/107,835.84 = 25,126.08/x - Step 3: Cross multiply
71,883.84x = 107,835.84 × 25,126.08 - Step 4: Simplify right side
71,883.84x = 2,709,491,942.71 - Step 5: Solve for x
x = 2,709,491,942.71/71,883.84 - Step 6: Final answer
x = 37,692.64
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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.