Finding the Fourth Proportional to 132,493.24, 182,844.82 and 75,132.68
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Solution
The fourth proportional to 132,493.24, 182,844.82 and 75,132.68 is: 103,685.44
Step by Step Solution
- Step 1: Write the proportion equation
132,493.24 : 182,844.82 = 75,132.68 : x - Step 2: Convert to fraction form
132,493.24/182,844.82 = 75,132.68/x - Step 3: Cross multiply
132,493.24x = 182,844.82 × 75,132.68 - Step 4: Simplify right side
132,493.24x = 13,737,620,576.22 - Step 5: Solve for x
x = 13,737,620,576.22/132,493.24 - Step 6: Final answer
x = 103,685.44
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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.