Finding the Fourth Proportional to 146,778.44, 202,576.74 and 118,396.04
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Solution
The fourth proportional to 146,778.44, 202,576.74 and 118,396.04 is: 163,404.68
Step by Step Solution
- Step 1: Write the proportion equation
146,778.44 : 202,576.74 = 118,396.04 : x - Step 2: Convert to fraction form
146,778.44/202,576.74 = 118,396.04/x - Step 3: Cross multiply
146,778.44x = 202,576.74 × 118,396.04 - Step 4: Simplify right side
146,778.44x = 23,984,283,812.11 - Step 5: Solve for x
x = 23,984,283,812.11/146,778.44 - Step 6: Final answer
x = 163,404.68
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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.