Finding the Fourth Proportional to 187,563.02, 258,843.36 and 102,680.14
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Solution
The fourth proportional to 187,563.02, 258,843.36 and 102,680.14 is: 141,702.09
Step by Step Solution
- Step 1: Write the proportion equation
187,563.02 : 258,843.36 = 102,680.14 : x - Step 2: Convert to fraction form
187,563.02/258,843.36 = 102,680.14/x - Step 3: Cross multiply
187,563.02x = 258,843.36 × 102,680.14 - Step 4: Simplify right side
187,563.02x = 26,578,072,442.87 - Step 5: Solve for x
x = 26,578,072,442.87/187,563.02 - Step 6: Final answer
x = 141,702.09
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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.