Finding the Fourth Proportional to 208,574.03, 312,891.02 and 64,491.08
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Solution
The fourth proportional to 208,574.03, 312,891.02 and 64,491.08 is: 96,745.88
Step by Step Solution
- Step 1: Write the proportion equation
208,574.03 : 312,891.02 = 64,491.08 : x - Step 2: Convert to fraction form
208,574.03/312,891.02 = 64,491.08/x - Step 3: Cross multiply
208,574.03x = 312,891.02 × 64,491.08 - Step 4: Simplify right side
208,574.03x = 20,178,677,915.19 - Step 5: Solve for x
x = 20,178,677,915.19/208,574.03 - Step 6: Final answer
x = 96,745.88
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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.