Finding the Fourth Proportional to 181,529.80, 272,294.70 and 146,537.80
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Solution
The fourth proportional to 181,529.80, 272,294.70 and 146,537.80 is: 219,806.70
Step by Step Solution
- Step 1: Write the proportion equation
181,529.80 : 272,294.70 = 146,537.80 : x - Step 2: Convert to fraction form
181,529.80/272,294.70 = 146,537.80/x - Step 3: Cross multiply
181,529.80x = 272,294.70 × 146,537.80 - Step 4: Simplify right side
181,529.80x = 39,901,466,289.66 - Step 5: Solve for x
x = 39,901,466,289.66/181,529.80 - Step 6: Final answer
x = 219,806.70
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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.