Finding the Fourth Proportional to 115,490.22, 173,241.47 and 36,610.62
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Solution
The fourth proportional to 115,490.22, 173,241.47 and 36,610.62 is: 54,917.88
Step by Step Solution
- Step 1: Write the proportion equation
115,490.22 : 173,241.47 = 36,610.62 : x - Step 2: Convert to fraction form
115,490.22/173,241.47 = 36,610.62/x - Step 3: Cross multiply
115,490.22x = 173,241.47 × 36,610.62 - Step 4: Simplify right side
115,490.22x = 6,342,477,626.41 - Step 5: Solve for x
x = 6,342,477,626.41/115,490.22 - Step 6: Final answer
x = 54,917.88
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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.