Finding the Fourth Proportional to 243,828.09, 336,617.97 and 167,392.44
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Solution
The fourth proportional to 243,828.09, 336,617.97 and 167,392.44 is: 231,094.39
Step by Step Solution
- Step 1: Write the proportion equation
243,828.09 : 336,617.97 = 167,392.44 : x - Step 2: Convert to fraction form
243,828.09/336,617.97 = 167,392.44/x - Step 3: Cross multiply
243,828.09x = 336,617.97 × 167,392.44 - Step 4: Simplify right side
243,828.09x = 56,347,303,346.15 - Step 5: Solve for x
x = 56,347,303,346.15/243,828.09 - Step 6: Final answer
x = 231,094.39
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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.