Finding the Fourth Proportional to 173,387.70, 260,146.35 and 68,279.94
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Solution
The fourth proportional to 173,387.70, 260,146.35 and 68,279.94 is: 102,445.43
Step by Step Solution
- Step 1: Write the proportion equation
173,387.70 : 260,146.35 = 68,279.94 : x - Step 2: Convert to fraction form
173,387.70/260,146.35 = 68,279.94/x - Step 3: Cross multiply
173,387.70x = 260,146.35 × 68,279.94 - Step 4: Simplify right side
173,387.70x = 17,762,777,169.22 - Step 5: Solve for x
x = 17,762,777,169.22/173,387.70 - Step 6: Final answer
x = 102,445.43
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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.