Finding the Fourth Proportional to 132,184.54, 182,415.99 and 71,755.66
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Solution
The fourth proportional to 132,184.54, 182,415.99 and 71,755.66 is: 99,023.53
Step by Step Solution
- Step 1: Write the proportion equation
132,184.54 : 182,415.99 = 71,755.66 : x - Step 2: Convert to fraction form
132,184.54/182,415.99 = 71,755.66/x - Step 3: Cross multiply
132,184.54x = 182,415.99 × 71,755.66 - Step 4: Simplify right side
132,184.54x = 13,089,379,757.00 - Step 5: Solve for x
x = 13,089,379,757.00/132,184.54 - Step 6: Final answer
x = 99,023.53
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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.