Finding the Fourth Proportional to 154,692.54, 232,005.40 and 54,855.99
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Solution
The fourth proportional to 154,692.54, 232,005.40 and 54,855.99 is: 82,272.14
Step by Step Solution
- Step 1: Write the proportion equation
154,692.54 : 232,005.40 = 54,855.99 : x - Step 2: Convert to fraction form
154,692.54/232,005.40 = 54,855.99/x - Step 3: Cross multiply
154,692.54x = 232,005.40 × 54,855.99 - Step 4: Simplify right side
154,692.54x = 12,726,885,765.21 - Step 5: Solve for x
x = 12,726,885,765.21/154,692.54 - Step 6: Final answer
x = 82,272.14
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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.