Finding the Fourth Proportional to 192,287.36, 265,355.54 and 106,252.28
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Solution
The fourth proportional to 192,287.36, 265,355.54 and 106,252.28 is: 146,627.58
Step by Step Solution
- Step 1: Write the proportion equation
192,287.36 : 265,355.54 = 106,252.28 : x - Step 2: Convert to fraction form
192,287.36/265,355.54 = 106,252.28/x - Step 3: Cross multiply
192,287.36x = 265,355.54 × 106,252.28 - Step 4: Simplify right side
192,287.36x = 28,194,630,755.70 - Step 5: Solve for x
x = 28,194,630,755.70/192,287.36 - Step 6: Final answer
x = 146,627.58
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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.