Finding the Fourth Proportional to 94,324.60, 141,438.20 and 27,756.08
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Solution
The fourth proportional to 94,324.60, 141,438.20 and 27,756.08 is: 41,619.78
Step by Step Solution
- Step 1: Write the proportion equation
94,324.60 : 141,438.20 = 27,756.08 : x - Step 2: Convert to fraction form
94,324.60/141,438.20 = 27,756.08/x - Step 3: Cross multiply
94,324.60x = 141,438.20 × 27,756.08 - Step 4: Simplify right side
94,324.60x = 3,925,769,287.07 - Step 5: Solve for x
x = 3,925,769,287.07/94,324.60 - Step 6: Final answer
x = 41,619.78
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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.