Finding the Fourth Proportional to 115,710.84, 173,589.48 and 49,150.44
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Solution
The fourth proportional to 115,710.84, 173,589.48 and 49,150.44 is: 73,735.52
Step by Step Solution
- Step 1: Write the proportion equation
115,710.84 : 173,589.48 = 49,150.44 : x - Step 2: Convert to fraction form
115,710.84/173,589.48 = 49,150.44/x - Step 3: Cross multiply
115,710.84x = 173,589.48 × 49,150.44 - Step 4: Simplify right side
115,710.84x = 8,531,999,321.37 - Step 5: Solve for x
x = 8,531,999,321.37/115,710.84 - Step 6: Final answer
x = 73,735.52
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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.