Finding the Fourth Proportional to 154,094.13, 231,208.02 and 54,325.62
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Solution
The fourth proportional to 154,094.13, 231,208.02 and 54,325.62 is: 81,511.99
Step by Step Solution
- Step 1: Write the proportion equation
154,094.13 : 231,208.02 = 54,325.62 : x - Step 2: Convert to fraction form
154,094.13/231,208.02 = 54,325.62/x - Step 3: Cross multiply
154,094.13x = 231,208.02 × 54,325.62 - Step 4: Simplify right side
154,094.13x = 12,560,519,035.47 - Step 5: Solve for x
x = 12,560,519,035.47/154,094.13 - Step 6: Final answer
x = 81,511.99
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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.