Finding the Fourth Proportional to 187,584.03, 258,872.49 and 102,701.70
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Solution
The fourth proportional to 187,584.03, 258,872.49 and 102,701.70 is: 141,731.92
Step by Step Solution
- Step 1: Write the proportion equation
187,584.03 : 258,872.49 = 102,701.70 : x - Step 2: Convert to fraction form
187,584.03/258,872.49 = 102,701.70/x - Step 3: Cross multiply
187,584.03x = 258,872.49 × 102,701.70 - Step 4: Simplify right side
187,584.03x = 26,586,644,806.23 - Step 5: Solve for x
x = 26,586,644,806.23/187,584.03 - Step 6: Final answer
x = 141,731.92
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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.