Finding the Fourth Proportional to 132,159.96, 182,328.84 and 75,540.96
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Solution
The fourth proportional to 132,159.96, 182,328.84 and 75,540.96 is: 104,216.86
Step by Step Solution
- Step 1: Write the proportion equation
132,159.96 : 182,328.84 = 75,540.96 : x - Step 2: Convert to fraction form
132,159.96/182,328.84 = 75,540.96/x - Step 3: Cross multiply
132,159.96x = 182,328.84 × 75,540.96 - Step 4: Simplify right side
132,159.96x = 13,773,295,609.29 - Step 5: Solve for x
x = 13,773,295,609.29/132,159.96 - Step 6: Final answer
x = 104,216.86
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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.