Finding the Fourth Proportional to 132,164.36, 182,386.97 and 71,734.99
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Solution
The fourth proportional to 132,164.36, 182,386.97 and 71,734.99 is: 98,994.37
Step by Step Solution
- Step 1: Write the proportion equation
132,164.36 : 182,386.97 = 71,734.99 : x - Step 2: Convert to fraction form
132,164.36/182,386.97 = 71,734.99/x - Step 3: Cross multiply
132,164.36x = 182,386.97 × 71,734.99 - Step 4: Simplify right side
132,164.36x = 13,083,527,576.63 - Step 5: Solve for x
x = 13,083,527,576.63/132,164.36 - Step 6: Final answer
x = 98,994.37
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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.