Finding the Fourth Proportional to 273,821.86, 377,872.36 and 152,962.08
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Solution
The fourth proportional to 273,821.86, 377,872.36 and 152,962.08 is: 211,086.66
Step by Step Solution
- Step 1: Write the proportion equation
273,821.86 : 377,872.36 = 152,962.08 : x - Step 2: Convert to fraction form
273,821.86/377,872.36 = 152,962.08/x - Step 3: Cross multiply
273,821.86x = 377,872.36 × 152,962.08 - Step 4: Simplify right side
273,821.86x = 57,800,141,395.30 - Step 5: Solve for x
x = 57,800,141,395.30/273,821.86 - Step 6: Final answer
x = 211,086.66
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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.