Finding the Fourth Proportional to 94,548.05, 141,829.37 and 27,987.11
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Solution
The fourth proportional to 94,548.05, 141,829.37 and 27,987.11 is: 41,982.82
Step by Step Solution
- Step 1: Write the proportion equation
94,548.05 : 141,829.37 = 27,987.11 : x - Step 2: Convert to fraction form
94,548.05/141,829.37 = 27,987.11/x - Step 3: Cross multiply
94,548.05x = 141,829.37 × 27,987.11 - Step 4: Simplify right side
94,548.05x = 3,969,394,179.42 - Step 5: Solve for x
x = 3,969,394,179.42/94,548.05 - Step 6: Final answer
x = 41,982.82
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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.