Finding the Fourth Proportional to 94,436.07, 141,621.09 and 27,858.53
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Solution
The fourth proportional to 94,436.07, 141,621.09 and 27,858.53 is: 41,778.06
Step by Step Solution
- Step 1: Write the proportion equation
94,436.07 : 141,621.09 = 27,858.53 : x - Step 2: Convert to fraction form
94,436.07/141,621.09 = 27,858.53/x - Step 3: Cross multiply
94,436.07x = 141,621.09 × 27,858.53 - Step 4: Simplify right side
94,436.07x = 3,945,355,384.40 - Step 5: Solve for x
x = 3,945,355,384.40/94,436.07 - Step 6: Final answer
x = 41,778.06
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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.