Finding the Fourth Proportional to 229,935.48, 344,902.44 and 72,175.68
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Solution
The fourth proportional to 229,935.48, 344,902.44 and 72,175.68 is: 108,263.28
Step by Step Solution
- Step 1: Write the proportion equation
229,935.48 : 344,902.44 = 72,175.68 : x - Step 2: Convert to fraction form
229,935.48/344,902.44 = 72,175.68/x - Step 3: Cross multiply
229,935.48x = 344,902.44 × 72,175.68 - Step 4: Simplify right side
229,935.48x = 24,893,568,140.66 - Step 5: Solve for x
x = 24,893,568,140.66/229,935.48 - Step 6: Final answer
x = 108,263.28
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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.