Finding the Fourth Proportional to 200,580.57, 276,842.34 and 115,686.09
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Solution
The fourth proportional to 200,580.57, 276,842.34 and 115,686.09 is: 159,670.54
Step by Step Solution
- Step 1: Write the proportion equation
200,580.57 : 276,842.34 = 115,686.09 : x - Step 2: Convert to fraction form
200,580.57/276,842.34 = 115,686.09/x - Step 3: Cross multiply
200,580.57x = 276,842.34 × 115,686.09 - Step 4: Simplify right side
200,580.57x = 32,026,807,861.05 - Step 5: Solve for x
x = 32,026,807,861.05/200,580.57 - Step 6: Final answer
x = 159,670.54
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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.