Finding the Fourth Proportional to 132,124.11, 182,329.83 and 71,696.09
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Solution
The fourth proportional to 132,124.11, 182,329.83 and 71,696.09 is: 98,939.81
Step by Step Solution
- Step 1: Write the proportion equation
132,124.11 : 182,329.83 = 71,696.09 : x - Step 2: Convert to fraction form
132,124.11/182,329.83 = 71,696.09/x - Step 3: Cross multiply
132,124.11x = 182,329.83 × 71,696.09 - Step 4: Simplify right side
132,124.11x = 13,072,334,989.72 - Step 5: Solve for x
x = 13,072,334,989.72/132,124.11 - Step 6: Final answer
x = 98,939.81
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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.