Finding the Fourth Proportional to 252,420.30, 378,519.68 and 94,538.00
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Solution
The fourth proportional to 252,420.30, 378,519.68 and 94,538.00 is: 141,765.52
Step by Step Solution
- Step 1: Write the proportion equation
252,420.30 : 378,519.68 = 94,538.00 : x - Step 2: Convert to fraction form
252,420.30/378,519.68 = 94,538.00/x - Step 3: Cross multiply
252,420.30x = 378,519.68 × 94,538.00 - Step 4: Simplify right side
252,420.30x = 35,784,494,690.48 - Step 5: Solve for x
x = 35,784,494,690.48/252,420.30 - Step 6: Final answer
x = 141,765.52
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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.