Finding the Fourth Proportional to 229,194.60, 343,824.30 and 71,406.60
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Solution
The fourth proportional to 229,194.60, 343,824.30 and 71,406.60 is: 107,119.99
Step by Step Solution
- Step 1: Write the proportion equation
229,194.60 : 343,824.30 = 71,406.60 : x - Step 2: Convert to fraction form
229,194.60/343,824.30 = 71,406.60/x - Step 3: Cross multiply
229,194.60x = 343,824.30 × 71,406.60 - Step 4: Simplify right side
229,194.60x = 24,551,324,260.38 - Step 5: Solve for x
x = 24,551,324,260.38/229,194.60 - Step 6: Final answer
x = 107,119.99
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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.