Finding the Fourth Proportional to 248,356.62, 372,534.96 and 79,873.26
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Solution
The fourth proportional to 248,356.62, 372,534.96 and 79,873.26 is: 119,809.90
Step by Step Solution
- Step 1: Write the proportion equation
248,356.62 : 372,534.96 = 79,873.26 : x - Step 2: Convert to fraction form
248,356.62/372,534.96 = 79,873.26/x - Step 3: Cross multiply
248,356.62x = 372,534.96 × 79,873.26 - Step 4: Simplify right side
248,356.62x = 29,755,580,621.69 - Step 5: Solve for x
x = 29,755,580,621.69/248,356.62 - Step 6: Final answer
x = 119,809.90
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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.