Finding the Fourth Proportional to 132,152.44, 182,371.68 and 71,723.62
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Solution
The fourth proportional to 132,152.44, 182,371.68 and 71,723.62 is: 98,979.31
Step by Step Solution
- Step 1: Write the proportion equation
132,152.44 : 182,371.68 = 71,723.62 : x - Step 2: Convert to fraction form
132,152.44/182,371.68 = 71,723.62/x - Step 3: Cross multiply
132,152.44x = 182,371.68 × 71,723.62 - Step 4: Simplify right side
132,152.44x = 13,080,357,075.08 - Step 5: Solve for x
x = 13,080,357,075.08/132,152.44 - Step 6: Final answer
x = 98,979.31
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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.