Finding the Fourth Proportional to 132,137.27, 182,349.56 and 71,707.92
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Solution
The fourth proportional to 132,137.27, 182,349.56 and 71,707.92 is: 98,956.99
Step by Step Solution
- Step 1: Write the proportion equation
132,137.27 : 182,349.56 = 71,707.92 : x - Step 2: Convert to fraction form
132,137.27/182,349.56 = 71,707.92/x - Step 3: Cross multiply
132,137.27x = 182,349.56 × 71,707.92 - Step 4: Simplify right side
132,137.27x = 13,075,907,301.98 - Step 5: Solve for x
x = 13,075,907,301.98/132,137.27 - Step 6: Final answer
x = 98,956.99
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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.