Finding the Fourth Proportional to 248,156.62, 372,053.47 and 79,580.99
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Solution
The fourth proportional to 248,156.62, 372,053.47 and 79,580.99 is: 119,313.29
Step by Step Solution
- Step 1: Write the proportion equation
248,156.62 : 372,053.47 = 79,580.99 : x - Step 2: Convert to fraction form
248,156.62/372,053.47 = 79,580.99/x - Step 3: Cross multiply
248,156.62x = 372,053.47 × 79,580.99 - Step 4: Simplify right side
248,156.62x = 29,608,383,077.63 - Step 5: Solve for x
x = 29,608,383,077.63/248,156.62 - Step 6: Final answer
x = 119,313.29
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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.