Finding the Fourth Proportional to 263,917.92, 395,893.80 and 93,118.68
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Solution
The fourth proportional to 263,917.92, 395,893.80 and 93,118.68 is: 139,683.99
Step by Step Solution
- Step 1: Write the proportion equation
263,917.92 : 395,893.80 = 93,118.68 : x - Step 2: Convert to fraction form
263,917.92/395,893.80 = 93,118.68/x - Step 3: Cross multiply
263,917.92x = 395,893.80 × 93,118.68 - Step 4: Simplify right side
263,917.92x = 36,865,108,076.18 - Step 5: Solve for x
x = 36,865,108,076.18/263,917.92 - Step 6: Final answer
x = 139,683.99
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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.