Finding the Fourth Proportional to 188,979.46, 283,469.58 and 177,432.10
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Solution
The fourth proportional to 188,979.46, 283,469.58 and 177,432.10 is: 266,148.52
Step by Step Solution
- Step 1: Write the proportion equation
188,979.46 : 283,469.58 = 177,432.10 : x - Step 2: Convert to fraction form
188,979.46/283,469.58 = 177,432.10/x - Step 3: Cross multiply
188,979.46x = 283,469.58 × 177,432.10 - Step 4: Simplify right side
188,979.46x = 50,296,602,865.52 - Step 5: Solve for x
x = 50,296,602,865.52/188,979.46 - Step 6: Final answer
x = 266,148.52
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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.