Finding the Fourth Proportional to 266,179.62, 398,937.14 and 133,097.94
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Solution
The fourth proportional to 266,179.62, 398,937.14 and 133,097.94 is: 199,480.75
Step by Step Solution
- Step 1: Write the proportion equation
266,179.62 : 398,937.14 = 133,097.94 : x - Step 2: Convert to fraction form
266,179.62/398,937.14 = 133,097.94/x - Step 3: Cross multiply
266,179.62x = 398,937.14 × 133,097.94 - Step 4: Simplify right side
266,179.62x = 53,097,711,523.49 - Step 5: Solve for x
x = 53,097,711,523.49/266,179.62 - Step 6: Final answer
x = 199,480.75
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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.