Finding the Fourth Proportional to 239,805.09, 330,933.33 and 132,372.82
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Solution
The fourth proportional to 239,805.09, 330,933.33 and 132,372.82 is: 182,675.76
Step by Step Solution
- Step 1: Write the proportion equation
239,805.09 : 330,933.33 = 132,372.82 : x - Step 2: Convert to fraction form
239,805.09/330,933.33 = 132,372.82/x - Step 3: Cross multiply
239,805.09x = 330,933.33 × 132,372.82 - Step 4: Simplify right side
239,805.09x = 43,806,576,676.26 - Step 5: Solve for x
x = 43,806,576,676.26/239,805.09 - Step 6: Final answer
x = 182,675.76
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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.