Finding the Fourth Proportional to 214,278.86, 295,644.97 and 168,815.75
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Solution
The fourth proportional to 214,278.86, 295,644.97 and 168,815.75 is: 232,918.58
Step by Step Solution
- Step 1: Write the proportion equation
214,278.86 : 295,644.97 = 168,815.75 : x - Step 2: Convert to fraction form
214,278.86/295,644.97 = 168,815.75/x - Step 3: Cross multiply
214,278.86x = 295,644.97 × 168,815.75 - Step 4: Simplify right side
214,278.86x = 49,909,527,344.28 - Step 5: Solve for x
x = 49,909,527,344.28/214,278.86 - Step 6: Final answer
x = 232,918.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.