Finding the Fourth Proportional to 275,088.08, 379,745.92 and 173,263.20
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Solution
The fourth proportional to 275,088.08, 379,745.92 and 173,263.20 is: 239,181.55
Step by Step Solution
- Step 1: Write the proportion equation
275,088.08 : 379,745.92 = 173,263.20 : x - Step 2: Convert to fraction form
275,088.08/379,745.92 = 173,263.20/x - Step 3: Cross multiply
275,088.08x = 379,745.92 × 173,263.20 - Step 4: Simplify right side
275,088.08x = 65,795,993,286.14 - Step 5: Solve for x
x = 65,795,993,286.14/275,088.08 - Step 6: Final answer
x = 239,181.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.