Finding the Fourth Proportional to 193,645.38, 290,517.35 and 113,750.91
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Solution
The fourth proportional to 193,645.38, 290,517.35 and 113,750.91 is: 170,655.31
Step by Step Solution
- Step 1: Write the proportion equation
193,645.38 : 290,517.35 = 113,750.91 : x - Step 2: Convert to fraction form
193,645.38/290,517.35 = 113,750.91/x - Step 3: Cross multiply
193,645.38x = 290,517.35 × 113,750.91 - Step 4: Simplify right side
193,645.38x = 33,046,612,933.29 - Step 5: Solve for x
x = 33,046,612,933.29/193,645.38 - Step 6: Final answer
x = 170,655.31
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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.