Finding the Fourth Proportional to 229,448.70, 344,170.62 and 71,678.52
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Solution
The fourth proportional to 229,448.70, 344,170.62 and 71,678.52 is: 107,517.02
Step by Step Solution
- Step 1: Write the proportion equation
229,448.70 : 344,170.62 = 71,678.52 : x - Step 2: Convert to fraction form
229,448.70/344,170.62 = 71,678.52/x - Step 3: Cross multiply
229,448.70x = 344,170.62 × 71,678.52 - Step 4: Simplify right side
229,448.70x = 24,669,640,669.08 - Step 5: Solve for x
x = 24,669,640,669.08/229,448.70 - Step 6: Final answer
x = 107,517.02
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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.