Finding the Fourth Proportional to 263,487.08, 363,612.38 and 142,627.99
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Solution
The fourth proportional to 263,487.08, 363,612.38 and 142,627.99 is: 196,826.74
Step by Step Solution
- Step 1: Write the proportion equation
263,487.08 : 363,612.38 = 142,627.99 : x - Step 2: Convert to fraction form
263,487.08/363,612.38 = 142,627.99/x - Step 3: Cross multiply
263,487.08x = 363,612.38 × 142,627.99 - Step 4: Simplify right side
263,487.08x = 51,861,302,898.52 - Step 5: Solve for x
x = 51,861,302,898.52/263,487.08 - Step 6: Final answer
x = 196,826.74
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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.