Finding the Fourth Proportional to 197,677.62, 272,795.58 and 107,034.66
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Solution
The fourth proportional to 197,677.62, 272,795.58 and 107,034.66 is: 147,708.08
Step by Step Solution
- Step 1: Write the proportion equation
197,677.62 : 272,795.58 = 107,034.66 : x - Step 2: Convert to fraction form
197,677.62/272,795.58 = 107,034.66/x - Step 3: Cross multiply
197,677.62x = 272,795.58 × 107,034.66 - Step 4: Simplify right side
197,677.62x = 29,198,582,154.80 - Step 5: Solve for x
x = 29,198,582,154.80/197,677.62 - Step 6: Final answer
x = 147,708.08
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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.