Finding the Fourth Proportional to 173,576.31, 260,462.81 and 68,469.09
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Solution
The fourth proportional to 173,576.31, 260,462.81 and 68,469.09 is: 102,742.43
Step by Step Solution
- Step 1: Write the proportion equation
173,576.31 : 260,462.81 = 68,469.09 : x - Step 2: Convert to fraction form
173,576.31/260,462.81 = 68,469.09/x - Step 3: Cross multiply
173,576.31x = 260,462.81 × 68,469.09 - Step 4: Simplify right side
173,576.31x = 17,833,651,579.54 - Step 5: Solve for x
x = 17,833,651,579.54/173,576.31 - Step 6: Final answer
x = 102,742.43
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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.