Finding the Fourth Proportional to 251,394.20, 377,214.18 and 118,287.68
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Solution
The fourth proportional to 251,394.20, 377,214.18 and 118,287.68 is: 177,489.34
Step by Step Solution
- Step 1: Write the proportion equation
251,394.20 : 377,214.18 = 118,287.68 : x - Step 2: Convert to fraction form
251,394.20/377,214.18 = 118,287.68/x - Step 3: Cross multiply
251,394.20x = 377,214.18 × 118,287.68 - Step 4: Simplify right side
251,394.20x = 44,619,790,215.30 - Step 5: Solve for x
x = 44,619,790,215.30/251,394.20 - Step 6: Final answer
x = 177,489.34
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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.