Finding the Fourth Proportional to 132,362.24, 182,654.88 and 75,778.88
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Solution
The fourth proportional to 132,362.24, 182,654.88 and 75,778.88 is: 104,571.99
Step by Step Solution
- Step 1: Write the proportion equation
132,362.24 : 182,654.88 = 75,778.88 : x - Step 2: Convert to fraction form
132,362.24/182,654.88 = 75,778.88/x - Step 3: Cross multiply
132,362.24x = 182,654.88 × 75,778.88 - Step 4: Simplify right side
132,362.24x = 13,841,382,232.93 - Step 5: Solve for x
x = 13,841,382,232.93/132,362.24 - Step 6: Final answer
x = 104,571.99
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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.