Finding the Fourth Proportional to 94,549.36, 141,823.60 and 27,989.88
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Solution
The fourth proportional to 94,549.36, 141,823.60 and 27,989.88 is: 41,984.69
Step by Step Solution
- Step 1: Write the proportion equation
94,549.36 : 141,823.60 = 27,989.88 : x - Step 2: Convert to fraction form
94,549.36/141,823.60 = 27,989.88/x - Step 3: Cross multiply
94,549.36x = 141,823.60 × 27,989.88 - Step 4: Simplify right side
94,549.36x = 3,969,625,545.17 - Step 5: Solve for x
x = 3,969,625,545.17/94,549.36 - Step 6: Final answer
x = 41,984.69
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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.