Finding the Fourth Proportional to 146,214.44, 201,776.57 and 79,146.44
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Solution
The fourth proportional to 146,214.44, 201,776.57 and 79,146.44 is: 109,222.44
Step by Step Solution
- Step 1: Write the proportion equation
146,214.44 : 201,776.57 = 79,146.44 : x - Step 2: Convert to fraction form
146,214.44/201,776.57 = 79,146.44/x - Step 3: Cross multiply
146,214.44x = 201,776.57 × 79,146.44 - Step 4: Simplify right side
146,214.44x = 15,969,897,190.91 - Step 5: Solve for x
x = 15,969,897,190.91/146,214.44 - Step 6: Final answer
x = 109,222.44
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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.