Finding the Fourth Proportional to 118,261.50, 177,418.17 and 44,389.50
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Solution
The fourth proportional to 118,261.50, 177,418.17 and 44,389.50 is: 66,593.98
Step by Step Solution
- Step 1: Write the proportion equation
118,261.50 : 177,418.17 = 44,389.50 : x - Step 2: Convert to fraction form
118,261.50/177,418.17 = 44,389.50/x - Step 3: Cross multiply
118,261.50x = 177,418.17 × 44,389.50 - Step 4: Simplify right side
118,261.50x = 7,875,503,857.22 - Step 5: Solve for x
x = 7,875,503,857.22/118,261.50 - Step 6: Final answer
x = 66,593.98
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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.