Finding the Fourth Proportional to 154,358.08, 231,537.18 and 101,755.30
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Solution
The fourth proportional to 154,358.08, 231,537.18 and 101,755.30 is: 152,632.99
Step by Step Solution
- Step 1: Write the proportion equation
154,358.08 : 231,537.18 = 101,755.30 : x - Step 2: Convert to fraction form
154,358.08/231,537.18 = 101,755.30/x - Step 3: Cross multiply
154,358.08x = 231,537.18 × 101,755.30 - Step 4: Simplify right side
154,358.08x = 23,560,135,212.05 - Step 5: Solve for x
x = 23,560,135,212.05/154,358.08 - Step 6: Final answer
x = 152,632.99
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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.