Finding the Fourth Proportional to 248,534.88, 342,982.08 and 141,102.72
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Solution
The fourth proportional to 248,534.88, 342,982.08 and 141,102.72 is: 194,723.99
Step by Step Solution
- Step 1: Write the proportion equation
248,534.88 : 342,982.08 = 141,102.72 : x - Step 2: Convert to fraction form
248,534.88/342,982.08 = 141,102.72/x - Step 3: Cross multiply
248,534.88x = 342,982.08 × 141,102.72 - Step 4: Simplify right side
248,534.88x = 48,395,704,399.26 - Step 5: Solve for x
x = 48,395,704,399.26/248,534.88 - Step 6: Final answer
x = 194,723.99
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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.