Finding the Fourth Proportional to 218,131.99, 327,202.13 and 68,368.98
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Solution
The fourth proportional to 218,131.99, 327,202.13 and 68,368.98 is: 102,554.77
Step by Step Solution
- Step 1: Write the proportion equation
218,131.99 : 327,202.13 = 68,368.98 : x - Step 2: Convert to fraction form
218,131.99/327,202.13 = 68,368.98/x - Step 3: Cross multiply
218,131.99x = 327,202.13 × 68,368.98 - Step 4: Simplify right side
218,131.99x = 22,370,475,881.93 - Step 5: Solve for x
x = 22,370,475,881.93/218,131.99 - Step 6: Final answer
x = 102,554.77
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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.