Finding the Fourth Proportional to 197,391.24, 296,199.72 and 83,530.08
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Solution
The fourth proportional to 197,391.24, 296,199.72 and 83,530.08 is: 125,342.88
Step by Step Solution
- Step 1: Write the proportion equation
197,391.24 : 296,199.72 = 83,530.08 : x - Step 2: Convert to fraction form
197,391.24/296,199.72 = 83,530.08/x - Step 3: Cross multiply
197,391.24x = 296,199.72 × 83,530.08 - Step 4: Simplify right side
197,391.24x = 24,741,586,307.58 - Step 5: Solve for x
x = 24,741,586,307.58/197,391.24 - Step 6: Final answer
x = 125,342.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.