Finding the Fourth Proportional to 119,884.98, 165,446.70 and 68,914.26
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Solution
The fourth proportional to 119,884.98, 165,446.70 and 68,914.26 is: 95,104.80
Step by Step Solution
- Step 1: Write the proportion equation
119,884.98 : 165,446.70 = 68,914.26 : x - Step 2: Convert to fraction form
119,884.98/165,446.70 = 68,914.26/x - Step 3: Cross multiply
119,884.98x = 165,446.70 × 68,914.26 - Step 4: Simplify right side
119,884.98x = 11,401,636,899.94 - Step 5: Solve for x
x = 11,401,636,899.94/119,884.98 - Step 6: Final answer
x = 95,104.80
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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.