Finding the Fourth Proportional to 147,022.14, 202,804.92 and 106,689
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Solution
The fourth proportional to 147,022.14, 202,804.92 and 106,689 is: 147,168.68
Step by Step Solution
- Step 1: Write the proportion equation
147,022.14 : 202,804.92 = 106,689 : x - Step 2: Convert to fraction form
147,022.14/202,804.92 = 106,689/x - Step 3: Cross multiply
147,022.14x = 202,804.92 × 106,689 - Step 4: Simplify right side
147,022.14x = 21,637,054,109.88 - Step 5: Solve for x
x = 21,637,054,109.88/147,022.14 - Step 6: Final answer
x = 147,168.68
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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.