Finding the Fourth Proportional to 197,552.94, 272,620.98 and 106,906.92
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Solution
The fourth proportional to 197,552.94, 272,620.98 and 106,906.92 is: 147,530.43
Step by Step Solution
- Step 1: Write the proportion equation
197,552.94 : 272,620.98 = 106,906.92 : x - Step 2: Convert to fraction form
197,552.94/272,620.98 = 106,906.92/x - Step 3: Cross multiply
197,552.94x = 272,620.98 × 106,906.92 - Step 4: Simplify right side
197,552.94x = 29,145,069,299.18 - Step 5: Solve for x
x = 29,145,069,299.18/197,552.94 - Step 6: Final answer
x = 147,530.43
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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.