Finding the Fourth Proportional to 115,713.36, 173,577.74 and 44,669.88
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Solution
The fourth proportional to 115,713.36, 173,577.74 and 44,669.88 is: 67,007.79
Step by Step Solution
- Step 1: Write the proportion equation
115,713.36 : 173,577.74 = 44,669.88 : x - Step 2: Convert to fraction form
115,713.36/173,577.74 = 44,669.88/x - Step 3: Cross multiply
115,713.36x = 173,577.74 × 44,669.88 - Step 4: Simplify right side
115,713.36x = 7,753,696,593.12 - Step 5: Solve for x
x = 7,753,696,593.12/115,713.36 - Step 6: Final answer
x = 67,007.79
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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.