Finding the Fourth Proportional to 115,503.26, 173,261.03 and 36,623.70
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Solution
The fourth proportional to 115,503.26, 173,261.03 and 36,623.70 is: 54,937.50
Step by Step Solution
- Step 1: Write the proportion equation
115,503.26 : 173,261.03 = 36,623.70 : x - Step 2: Convert to fraction form
115,503.26/173,261.03 = 36,623.70/x - Step 3: Cross multiply
115,503.26x = 173,261.03 × 36,623.70 - Step 4: Simplify right side
115,503.26x = 6,345,459,801.29 - Step 5: Solve for x
x = 6,345,459,801.29/115,503.26 - Step 6: Final answer
x = 54,937.50
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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.