Finding the Fourth Proportional to 162,836.12, 224,687.68 and 102,363.94
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Solution
The fourth proportional to 162,836.12, 224,687.68 and 102,363.94 is: 141,245.79
Step by Step Solution
- Step 1: Write the proportion equation
162,836.12 : 224,687.68 = 102,363.94 : x - Step 2: Convert to fraction form
162,836.12/224,687.68 = 102,363.94/x - Step 3: Cross multiply
162,836.12x = 224,687.68 × 102,363.94 - Step 4: Simplify right side
162,836.12x = 22,999,915,682.44 - Step 5: Solve for x
x = 22,999,915,682.44/162,836.12 - Step 6: Final answer
x = 141,245.79
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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.