Finding the Fourth Proportional to 200,425.92, 276,637.68 and 115,594.08
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Solution
The fourth proportional to 200,425.92, 276,637.68 and 115,594.08 is: 159,548.62
Step by Step Solution
- Step 1: Write the proportion equation
200,425.92 : 276,637.68 = 115,594.08 : x - Step 2: Convert to fraction form
200,425.92/276,637.68 = 115,594.08/x - Step 3: Cross multiply
200,425.92x = 276,637.68 × 115,594.08 - Step 4: Simplify right side
200,425.92x = 31,977,678,112.93 - Step 5: Solve for x
x = 31,977,678,112.93/200,425.92 - Step 6: Final answer
x = 159,548.62
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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.