Finding the Fourth Proportional to 229,458.36, 344,135.57 and 87,252.94
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Solution
The fourth proportional to 229,458.36, 344,135.57 and 87,252.94 is: 130,859.64
Step by Step Solution
- Step 1: Write the proportion equation
229,458.36 : 344,135.57 = 87,252.94 : x - Step 2: Convert to fraction form
229,458.36/344,135.57 = 87,252.94/x - Step 3: Cross multiply
229,458.36x = 344,135.57 × 87,252.94 - Step 4: Simplify right side
229,458.36x = 30,026,838,944.47 - Step 5: Solve for x
x = 30,026,838,944.47/229,458.36 - Step 6: Final answer
x = 130,859.64
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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.