Finding the Fourth Proportional to 186,183.94, 279,538.35 and 133,564.74
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Solution
The fourth proportional to 186,183.94, 279,538.35 and 133,564.74 is: 200,535.38
Step by Step Solution
- Step 1: Write the proportion equation
186,183.94 : 279,538.35 = 133,564.74 : x - Step 2: Convert to fraction form
186,183.94/279,538.35 = 133,564.74/x - Step 3: Cross multiply
186,183.94x = 279,538.35 × 133,564.74 - Step 4: Simplify right side
186,183.94x = 37,336,467,037.78 - Step 5: Solve for x
x = 37,336,467,037.78/186,183.94 - Step 6: Final answer
x = 200,535.38
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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.