Finding the Fourth Proportional to 68,272.53, 102,423.49 and 26,152.58
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Solution
The fourth proportional to 68,272.53, 102,423.49 and 26,152.58 is: 39,234.50
Step by Step Solution
- Step 1: Write the proportion equation
68,272.53 : 102,423.49 = 26,152.58 : x - Step 2: Convert to fraction form
68,272.53/102,423.49 = 26,152.58/x - Step 3: Cross multiply
68,272.53x = 102,423.49 × 26,152.58 - Step 4: Simplify right side
68,272.53x = 2,678,638,516.10 - Step 5: Solve for x
x = 2,678,638,516.10/68,272.53 - Step 6: Final answer
x = 39,234.50
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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.