Finding the Fourth Proportional to 179,489.70, 269,234.55 and 144,497.70
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Solution
The fourth proportional to 179,489.70, 269,234.55 and 144,497.70 is: 216,746.55
Step by Step Solution
- Step 1: Write the proportion equation
179,489.70 : 269,234.55 = 144,497.70 : x - Step 2: Convert to fraction form
179,489.70/269,234.55 = 144,497.70/x - Step 3: Cross multiply
179,489.70x = 269,234.55 × 144,497.70 - Step 4: Simplify right side
179,489.70x = 38,903,773,235.54 - Step 5: Solve for x
x = 38,903,773,235.54/179,489.70 - Step 6: Final answer
x = 216,746.55
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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.