Finding the Fourth Proportional to 197,494.53, 272,541.69 and 106,850.19
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Solution
The fourth proportional to 197,494.53, 272,541.69 and 106,850.19 is: 147,452.85
Step by Step Solution
- Step 1: Write the proportion equation
197,494.53 : 272,541.69 = 106,850.19 : x - Step 2: Convert to fraction form
197,494.53/272,541.69 = 106,850.19/x - Step 3: Cross multiply
197,494.53x = 272,541.69 × 106,850.19 - Step 4: Simplify right side
197,494.53x = 29,121,131,359.42 - Step 5: Solve for x
x = 29,121,131,359.42/197,494.53 - Step 6: Final answer
x = 147,452.85
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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.