Finding the Fourth Proportional to 239,374.67, 330,351.82 and 131,944.44
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Solution
The fourth proportional to 239,374.67, 330,351.82 and 131,944.44 is: 182,091.48
Step by Step Solution
- Step 1: Write the proportion equation
239,374.67 : 330,351.82 = 131,944.44 : x - Step 2: Convert to fraction form
239,374.67/330,351.82 = 131,944.44/x - Step 3: Cross multiply
239,374.67x = 330,351.82 × 131,944.44 - Step 4: Simplify right side
239,374.67x = 43,588,086,801.84 - Step 5: Solve for x
x = 43,588,086,801.84/239,374.67 - Step 6: Final answer
x = 182,091.48
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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.