Finding the Fourth Proportional to 217,950.31, 326,919.41 and 58,027.62
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Solution
The fourth proportional to 217,950.31, 326,919.41 and 58,027.62 is: 87,039.82
Step by Step Solution
- Step 1: Write the proportion equation
217,950.31 : 326,919.41 = 58,027.62 : x - Step 2: Convert to fraction form
217,950.31/326,919.41 = 58,027.62/x - Step 3: Cross multiply
217,950.31x = 326,919.41 × 58,027.62 - Step 4: Simplify right side
217,950.31x = 18,970,354,935.00 - Step 5: Solve for x
x = 18,970,354,935.00/217,950.31 - Step 6: Final answer
x = 87,039.82
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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.