Finding the Fourth Proportional to 214,745.96, 322,125.66 and 102,438.36
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Solution
The fourth proportional to 214,745.96, 322,125.66 and 102,438.36 is: 153,660.75
Step by Step Solution
- Step 1: Write the proportion equation
214,745.96 : 322,125.66 = 102,438.36 : x - Step 2: Convert to fraction form
214,745.96/322,125.66 = 102,438.36/x - Step 3: Cross multiply
214,745.96x = 322,125.66 × 102,438.36 - Step 4: Simplify right side
214,745.96x = 32,998,024,324.32 - Step 5: Solve for x
x = 32,998,024,324.32/214,745.96 - Step 6: Final answer
x = 153,660.75
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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.