Finding the Fourth Proportional to 153,493.44, 230,179.68 and 74,584.32
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Solution
The fourth proportional to 153,493.44, 230,179.68 and 74,584.32 is: 111,847.09
Step by Step Solution
- Step 1: Write the proportion equation
153,493.44 : 230,179.68 = 74,584.32 : x - Step 2: Convert to fraction form
153,493.44/230,179.68 = 74,584.32/x - Step 3: Cross multiply
153,493.44x = 230,179.68 × 74,584.32 - Step 4: Simplify right side
153,493.44x = 17,167,794,910.62 - Step 5: Solve for x
x = 17,167,794,910.62/153,493.44 - Step 6: Final answer
x = 111,847.09
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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.