Finding the Fourth Proportional to 221,250.48, 331,839 and 94,911
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Solution
The fourth proportional to 221,250.48, 331,839 and 94,911 is: 142,350.75
Step by Step Solution
- Step 1: Write the proportion equation
221,250.48 : 331,839 = 94,911 : x - Step 2: Convert to fraction form
221,250.48/331,839 = 94,911/x - Step 3: Cross multiply
221,250.48x = 331,839 × 94,911 - Step 4: Simplify right side
221,250.48x = 31,495,171,329 - Step 5: Solve for x
x = 31,495,171,329/221,250.48 - Step 6: Final answer
x = 142,350.75
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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.