Finding the Fourth Proportional to 154,373.24, 231,186.13 and 106,855.19
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Solution
The fourth proportional to 154,373.24, 231,186.13 and 106,855.19 is: 160,024.09
Step by Step Solution
- Step 1: Write the proportion equation
154,373.24 : 231,186.13 = 106,855.19 : x - Step 2: Convert to fraction form
154,373.24/231,186.13 = 106,855.19/x - Step 3: Cross multiply
154,373.24x = 231,186.13 × 106,855.19 - Step 4: Simplify right side
154,373.24x = 24,703,437,846.51 - Step 5: Solve for x
x = 24,703,437,846.51/154,373.24 - Step 6: Final answer
x = 160,024.09
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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.