Finding the Fourth Proportional to 99,604.08, 137,453.63 and 54,892.08
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Solution
The fourth proportional to 99,604.08, 137,453.63 and 54,892.08 is: 75,751.07
Step by Step Solution
- Step 1: Write the proportion equation
99,604.08 : 137,453.63 = 54,892.08 : x - Step 2: Convert to fraction form
99,604.08/137,453.63 = 54,892.08/x - Step 3: Cross multiply
99,604.08x = 137,453.63 × 54,892.08 - Step 4: Simplify right side
99,604.08x = 7,545,115,379.79 - Step 5: Solve for x
x = 7,545,115,379.79/99,604.08 - Step 6: Final answer
x = 75,751.07
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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.