Finding the Fourth Proportional to 77,353.02, 116,074.26 and 41,814.54
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Solution
The fourth proportional to 77,353.02, 116,074.26 and 41,814.54 is: 62,745.99
Step by Step Solution
- Step 1: Write the proportion equation
77,353.02 : 116,074.26 = 41,814.54 : x - Step 2: Convert to fraction form
77,353.02/116,074.26 = 41,814.54/x - Step 3: Cross multiply
77,353.02x = 116,074.26 × 41,814.54 - Step 4: Simplify right side
77,353.02x = 4,853,591,787.74 - Step 5: Solve for x
x = 4,853,591,787.74/77,353.02 - Step 6: Final answer
x = 62,745.99
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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.