Finding the Fourth Proportional to 170,439.44, 235,208.09 and 93,961.53
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Solution
The fourth proportional to 170,439.44, 235,208.09 and 93,961.53 is: 129,667.83
Step by Step Solution
- Step 1: Write the proportion equation
170,439.44 : 235,208.09 = 93,961.53 : x - Step 2: Convert to fraction form
170,439.44/235,208.09 = 93,961.53/x - Step 3: Cross multiply
170,439.44x = 235,208.09 × 93,961.53 - Step 4: Simplify right side
170,439.44x = 22,100,511,534.97 - Step 5: Solve for x
x = 22,100,511,534.97/170,439.44 - Step 6: Final answer
x = 129,667.83
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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.