Finding the Fourth Proportional to 197,226.24, 272,396.64 and 132,583.20
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Solution
The fourth proportional to 197,226.24, 272,396.64 and 132,583.20 is: 183,115.69
Step by Step Solution
- Step 1: Write the proportion equation
197,226.24 : 272,396.64 = 132,583.20 : x - Step 2: Convert to fraction form
197,226.24/272,396.64 = 132,583.20/x - Step 3: Cross multiply
197,226.24x = 272,396.64 × 132,583.20 - Step 4: Simplify right side
197,226.24x = 36,115,218,200.45 - Step 5: Solve for x
x = 36,115,218,200.45/197,226.24 - Step 6: Final answer
x = 183,115.69
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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.