Finding the Fourth Proportional to 218,083.55, 327,124.91 and 68,335.31
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Solution
The fourth proportional to 218,083.55, 327,124.91 and 68,335.31 is: 102,502.84
Step by Step Solution
- Step 1: Write the proportion equation
218,083.55 : 327,124.91 = 68,335.31 : x - Step 2: Convert to fraction form
218,083.55/327,124.91 = 68,335.31/x - Step 3: Cross multiply
218,083.55x = 327,124.91 × 68,335.31 - Step 4: Simplify right side
218,083.55x = 22,354,183,122.22 - Step 5: Solve for x
x = 22,354,183,122.22/218,083.55 - Step 6: Final answer
x = 102,502.84
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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.