Finding the Fourth Proportional to 162,985.62, 224,920.98 and 95,049.72
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Solution
The fourth proportional to 162,985.62, 224,920.98 and 95,049.72 is: 131,169.09
Step by Step Solution
- Step 1: Write the proportion equation
162,985.62 : 224,920.98 = 95,049.72 : x - Step 2: Convert to fraction form
162,985.62/224,920.98 = 95,049.72/x - Step 3: Cross multiply
162,985.62x = 224,920.98 × 95,049.72 - Step 4: Simplify right side
162,985.62x = 21,378,676,171.13 - Step 5: Solve for x
x = 21,378,676,171.13/162,985.62 - Step 6: Final answer
x = 131,169.09
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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.