Finding the Fourth Proportional to 218,106.24, 327,158.94 and 68,358.06
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Solution
The fourth proportional to 218,106.24, 327,158.94 and 68,358.06 is: 102,536.96
Step by Step Solution
- Step 1: Write the proportion equation
218,106.24 : 327,158.94 = 68,358.06 : x - Step 2: Convert to fraction form
218,106.24/327,158.94 = 68,358.06/x - Step 3: Cross multiply
218,106.24x = 327,158.94 × 68,358.06 - Step 4: Simplify right side
218,106.24x = 22,363,950,450.06 - Step 5: Solve for x
x = 22,363,950,450.06/218,106.24 - Step 6: Final answer
x = 102,536.96
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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.