Finding the Fourth Proportional to 218,341.44, 327,569.40 and 68,575.68
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Solution
The fourth proportional to 218,341.44, 327,569.40 and 68,575.68 is: 102,881.50
Step by Step Solution
- Step 1: Write the proportion equation
218,341.44 : 327,569.40 = 68,575.68 : x - Step 2: Convert to fraction form
218,341.44/327,569.40 = 68,575.68/x - Step 3: Cross multiply
218,341.44x = 327,569.40 × 68,575.68 - Step 4: Simplify right side
218,341.44x = 22,463,294,352.19 - Step 5: Solve for x
x = 22,463,294,352.19/218,341.44 - Step 6: Final answer
x = 102,881.50
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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.