Finding the Fourth Proportional to 193,533.30, 290,251.35 and 68,845.14
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Solution
The fourth proportional to 193,533.30, 290,251.35 and 68,845.14 is: 103,250.42
Step by Step Solution
- Step 1: Write the proportion equation
193,533.30 : 290,251.35 = 68,845.14 : x - Step 2: Convert to fraction form
193,533.30/290,251.35 = 68,845.14/x - Step 3: Cross multiply
193,533.30x = 290,251.35 × 68,845.14 - Step 4: Simplify right side
193,533.30x = 19,982,394,825.94 - Step 5: Solve for x
x = 19,982,394,825.94/193,533.30 - Step 6: Final answer
x = 103,250.42
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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.