Finding the Fourth Proportional to 200,483.60, 276,696.84 and 115,584.08
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Solution
The fourth proportional to 200,483.60, 276,696.84 and 115,584.08 is: 159,523.02
Step by Step Solution
- Step 1: Write the proportion equation
200,483.60 : 276,696.84 = 115,584.08 : x - Step 2: Convert to fraction form
200,483.60/276,696.84 = 115,584.08/x - Step 3: Cross multiply
200,483.60x = 276,696.84 × 115,584.08 - Step 4: Simplify right side
200,483.60x = 31,981,749,690.31 - Step 5: Solve for x
x = 31,981,749,690.31/200,483.60 - Step 6: Final answer
x = 159,523.02
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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.