Finding the Fourth Proportional to 204,281.16, 306,423.11 and 71,163.94
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Solution
The fourth proportional to 204,281.16, 306,423.11 and 71,163.94 is: 106,746.38
Step by Step Solution
- Step 1: Write the proportion equation
204,281.16 : 306,423.11 = 71,163.94 : x - Step 2: Convert to fraction form
204,281.16/306,423.11 = 71,163.94/x - Step 3: Cross multiply
204,281.16x = 306,423.11 × 71,163.94 - Step 4: Simplify right side
204,281.16x = 21,806,274,692.78 - Step 5: Solve for x
x = 21,806,274,692.78/204,281.16 - Step 6: Final answer
x = 106,746.38
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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.