Finding the Fourth Proportional to 154,900.21, 232,331.86 and 42,591.84
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Solution
The fourth proportional to 154,900.21, 232,331.86 and 42,591.84 is: 63,882.69
Step by Step Solution
- Step 1: Write the proportion equation
154,900.21 : 232,331.86 = 42,591.84 : x - Step 2: Convert to fraction form
154,900.21/232,331.86 = 42,591.84/x - Step 3: Cross multiply
154,900.21x = 232,331.86 × 42,591.84 - Step 4: Simplify right side
154,900.21x = 9,895,441,301.54 - Step 5: Solve for x
x = 9,895,441,301.54/154,900.21 - Step 6: Final answer
x = 63,882.69
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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.