Finding the Fourth Proportional to 263,625.48, 395,405.42 and 105,800.63
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Solution
The fourth proportional to 263,625.48, 395,405.42 and 105,800.63 is: 158,687.77
Step by Step Solution
- Step 1: Write the proportion equation
263,625.48 : 395,405.42 = 105,800.63 : x - Step 2: Convert to fraction form
263,625.48/395,405.42 = 105,800.63/x - Step 3: Cross multiply
263,625.48x = 395,405.42 × 105,800.63 - Step 4: Simplify right side
263,625.48x = 41,834,140,035.38 - Step 5: Solve for x
x = 41,834,140,035.38/263,625.48 - Step 6: Final answer
x = 158,687.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.