Finding the Fourth Proportional to 235,123.14, 324,470.87 and 127,694.97
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Solution
The fourth proportional to 235,123.14, 324,470.87 and 127,694.97 is: 176,219.56
Step by Step Solution
- Step 1: Write the proportion equation
235,123.14 : 324,470.87 = 127,694.97 : x - Step 2: Convert to fraction form
235,123.14/324,470.87 = 127,694.97/x - Step 3: Cross multiply
235,123.14x = 324,470.87 × 127,694.97 - Step 4: Simplify right side
235,123.14x = 41,433,297,372.05 - Step 5: Solve for x
x = 41,433,297,372.05/235,123.14 - Step 6: Final answer
x = 176,219.56
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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.