Finding the Fourth Proportional to 197,522.07, 272,578.41 and 106,876.03
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Solution
The fourth proportional to 197,522.07, 272,578.41 and 106,876.03 is: 147,487.82
Step by Step Solution
- Step 1: Write the proportion equation
197,522.07 : 272,578.41 = 106,876.03 : x - Step 2: Convert to fraction form
197,522.07/272,578.41 = 106,876.03/x - Step 3: Cross multiply
197,522.07x = 272,578.41 × 106,876.03 - Step 4: Simplify right side
197,522.07x = 29,132,097,790.13 - Step 5: Solve for x
x = 29,132,097,790.13/197,522.07 - Step 6: Final answer
x = 147,487.82
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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.