Finding the Fourth Proportional to 132,466.12, 182,799.66 and 75,115.96
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Solution
The fourth proportional to 132,466.12, 182,799.66 and 75,115.96 is: 103,657.99
Step by Step Solution
- Step 1: Write the proportion equation
132,466.12 : 182,799.66 = 75,115.96 : x - Step 2: Convert to fraction form
132,466.12/182,799.66 = 75,115.96/x - Step 3: Cross multiply
132,466.12x = 182,799.66 × 75,115.96 - Step 4: Simplify right side
132,466.12x = 13,731,171,948.57 - Step 5: Solve for x
x = 13,731,171,948.57/132,466.12 - Step 6: Final answer
x = 103,657.99
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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.