Finding the Fourth Proportional to 197,554.18, 272,624.76 and 106,910.14
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Solution
The fourth proportional to 197,554.18, 272,624.76 and 106,910.14 is: 147,535.99
Step by Step Solution
- Step 1: Write the proportion equation
197,554.18 : 272,624.76 = 106,910.14 : x - Step 2: Convert to fraction form
197,554.18/272,624.76 = 106,910.14/x - Step 3: Cross multiply
197,554.18x = 272,624.76 × 106,910.14 - Step 4: Simplify right side
197,554.18x = 29,146,351,259.07 - Step 5: Solve for x
x = 29,146,351,259.07/197,554.18 - Step 6: Final answer
x = 147,535.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.