Finding the Fourth Proportional to 104,764.80, 157,148.68 and 29,884.96
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Solution
The fourth proportional to 104,764.80, 157,148.68 and 29,884.96 is: 44,827.86
Step by Step Solution
- Step 1: Write the proportion equation
104,764.80 : 157,148.68 = 29,884.96 : x - Step 2: Convert to fraction form
104,764.80/157,148.68 = 29,884.96/x - Step 3: Cross multiply
104,764.80x = 157,148.68 × 29,884.96 - Step 4: Simplify right side
104,764.80x = 4,696,382,015.85 - Step 5: Solve for x
x = 4,696,382,015.85/104,764.80 - Step 6: Final answer
x = 44,827.86
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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.