Finding the Fourth Proportional to 132,104.16, 197,907.12 and 102,376.68
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Solution
The fourth proportional to 132,104.16, 197,907.12 and 102,376.68 is: 153,371.96
Step by Step Solution
- Step 1: Write the proportion equation
132,104.16 : 197,907.12 = 102,376.68 : x - Step 2: Convert to fraction form
132,104.16/197,907.12 = 102,376.68/x - Step 3: Cross multiply
132,104.16x = 197,907.12 × 102,376.68 - Step 4: Simplify right side
132,104.16x = 20,261,073,893.96 - Step 5: Solve for x
x = 20,261,073,893.96/132,104.16 - Step 6: Final answer
x = 153,371.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.