Finding the Fourth Proportional to 115,734.56, 173,544.41 and 36,838.53
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Solution
The fourth proportional to 115,734.56, 173,544.41 and 36,838.53 is: 55,239.52
Step by Step Solution
- Step 1: Write the proportion equation
115,734.56 : 173,544.41 = 36,838.53 : x - Step 2: Convert to fraction form
115,734.56/173,544.41 = 36,838.53/x - Step 3: Cross multiply
115,734.56x = 173,544.41 × 36,838.53 - Step 4: Simplify right side
115,734.56x = 6,393,121,046.21 - Step 5: Solve for x
x = 6,393,121,046.21/115,734.56 - Step 6: Final answer
x = 55,239.52
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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.