Finding the Fourth Proportional to 146,170.98, 201,651.66 and 85,710.96
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Solution
The fourth proportional to 146,170.98, 201,651.66 and 85,710.96 is: 118,243.43
Step by Step Solution
- Step 1: Write the proportion equation
146,170.98 : 201,651.66 = 85,710.96 : x - Step 2: Convert to fraction form
146,170.98/201,651.66 = 85,710.96/x - Step 3: Cross multiply
146,170.98x = 201,651.66 × 85,710.96 - Step 4: Simplify right side
146,170.98x = 17,283,757,364.19 - Step 5: Solve for x
x = 17,283,757,364.19/146,170.98 - Step 6: Final answer
x = 118,243.43
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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.