Finding the Fourth Proportional to 239,951.14, 359,992.47 and 104,990.75
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Solution
The fourth proportional to 239,951.14, 359,992.47 and 104,990.75 is: 157,514.90
Step by Step Solution
- Step 1: Write the proportion equation
239,951.14 : 359,992.47 = 104,990.75 : x - Step 2: Convert to fraction form
239,951.14/359,992.47 = 104,990.75/x - Step 3: Cross multiply
239,951.14x = 359,992.47 × 104,990.75 - Step 4: Simplify right side
239,951.14x = 37,795,879,363.38 - Step 5: Solve for x
x = 37,795,879,363.38/239,951.14 - Step 6: Final answer
x = 157,514.90
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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.