Finding the Fourth Proportional to 200,440.82, 276,631.62 and 115,560.92
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Solution
The fourth proportional to 200,440.82, 276,631.62 and 115,560.92 is: 159,487.50
Step by Step Solution
- Step 1: Write the proportion equation
200,440.82 : 276,631.62 = 115,560.92 : x - Step 2: Convert to fraction form
200,440.82/276,631.62 = 115,560.92/x - Step 3: Cross multiply
200,440.82x = 276,631.62 × 115,560.92 - Step 4: Simplify right side
200,440.82x = 31,967,804,508.29 - Step 5: Solve for x
x = 31,967,804,508.29/200,440.82 - Step 6: Final answer
x = 159,487.50
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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.