Finding the Fourth Proportional to 168,189.01, 252,318.12 and 68,348.98
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Solution
The fourth proportional to 168,189.01, 252,318.12 and 68,348.98 is: 102,537.53
Step by Step Solution
- Step 1: Write the proportion equation
168,189.01 : 252,318.12 = 68,348.98 : x - Step 2: Convert to fraction form
168,189.01/252,318.12 = 68,348.98/x - Step 3: Cross multiply
168,189.01x = 252,318.12 × 68,348.98 - Step 4: Simplify right side
168,189.01x = 17,245,686,137.52 - Step 5: Solve for x
x = 17,245,686,137.52/168,189.01 - Step 6: Final answer
x = 102,537.53
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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.