Finding the Fourth Proportional to 173,844.88, 239,897.64 and 106,763.92
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Solution
The fourth proportional to 173,844.88, 239,897.64 and 106,763.92 is: 147,329.12
Step by Step Solution
- Step 1: Write the proportion equation
173,844.88 : 239,897.64 = 106,763.92 : x - Step 2: Convert to fraction form
173,844.88/239,897.64 = 106,763.92/x - Step 3: Cross multiply
173,844.88x = 239,897.64 × 106,763.92 - Step 4: Simplify right side
173,844.88x = 25,612,412,445.15 - Step 5: Solve for x
x = 25,612,412,445.15/173,844.88 - Step 6: Final answer
x = 147,329.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.