Finding the Fourth Proportional to 229,919.27, 344,778.36 and 115,996.99
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Solution
The fourth proportional to 229,919.27, 344,778.36 and 115,996.99 is: 173,944.76
Step by Step Solution
- Step 1: Write the proportion equation
229,919.27 : 344,778.36 = 115,996.99 : x - Step 2: Convert to fraction form
229,919.27/344,778.36 = 115,996.99/x - Step 3: Cross multiply
229,919.27x = 344,778.36 × 115,996.99 - Step 4: Simplify right side
229,919.27x = 39,993,251,115.19 - Step 5: Solve for x
x = 39,993,251,115.19/229,919.27 - Step 6: Final answer
x = 173,944.76
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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.