Finding the Fourth Proportional to 248,126.58, 372,154.66 and 79,625.12
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Solution
The fourth proportional to 248,126.58, 372,154.66 and 79,625.12 is: 119,426.37
Step by Step Solution
- Step 1: Write the proportion equation
248,126.58 : 372,154.66 = 79,625.12 : x - Step 2: Convert to fraction form
248,126.58/372,154.66 = 79,625.12/x - Step 3: Cross multiply
248,126.58x = 372,154.66 × 79,625.12 - Step 4: Simplify right side
248,126.58x = 29,632,857,600.29 - Step 5: Solve for x
x = 29,632,857,600.29/248,126.58 - Step 6: Final answer
x = 119,426.37
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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.