Finding the Fourth Proportional to 134,477.24, 185,577.06 and 74,046.62
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Solution
The fourth proportional to 134,477.24, 185,577.06 and 74,046.62 is: 102,183.49
Step by Step Solution
- Step 1: Write the proportion equation
134,477.24 : 185,577.06 = 74,046.62 : x - Step 2: Convert to fraction form
134,477.24/185,577.06 = 74,046.62/x - Step 3: Cross multiply
134,477.24x = 185,577.06 × 74,046.62 - Step 4: Simplify right side
134,477.24x = 13,741,354,042.54 - Step 5: Solve for x
x = 13,741,354,042.54/134,477.24 - Step 6: Final answer
x = 102,183.49
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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.