Finding the Fourth Proportional to 73,455.32, 110,183.70 and 29,092.88
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Solution
The fourth proportional to 73,455.32, 110,183.70 and 29,092.88 is: 43,639.61
Step by Step Solution
- Step 1: Write the proportion equation
73,455.32 : 110,183.70 = 29,092.88 : x - Step 2: Convert to fraction form
73,455.32/110,183.70 = 29,092.88/x - Step 3: Cross multiply
73,455.32x = 110,183.70 × 29,092.88 - Step 4: Simplify right side
73,455.32x = 3,205,561,162.06 - Step 5: Solve for x
x = 3,205,561,162.06/73,455.32 - Step 6: Final answer
x = 43,639.61
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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.