Finding the Fourth Proportional to 114,161.20, 171,270.96 and 44,021.68
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Solution
The fourth proportional to 114,161.20, 171,270.96 and 44,021.68 is: 66,043.76
Step by Step Solution
- Step 1: Write the proportion equation
114,161.20 : 171,270.96 = 44,021.68 : x - Step 2: Convert to fraction form
114,161.20/171,270.96 = 44,021.68/x - Step 3: Cross multiply
114,161.20x = 171,270.96 × 44,021.68 - Step 4: Simplify right side
114,161.20x = 7,539,635,394.41 - Step 5: Solve for x
x = 7,539,635,394.41/114,161.20 - Step 6: Final answer
x = 66,043.76
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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.