Finding the Fourth Proportional to 251,073.52, 376,609.74 and 157,644.88
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Solution
The fourth proportional to 251,073.52, 376,609.74 and 157,644.88 is: 236,466.98
Step by Step Solution
- Step 1: Write the proportion equation
251,073.52 : 376,609.74 = 157,644.88 : x - Step 2: Convert to fraction form
251,073.52/376,609.74 = 157,644.88/x - Step 3: Cross multiply
251,073.52x = 376,609.74 × 157,644.88 - Step 4: Simplify right side
251,073.52x = 59,370,597,269.13 - Step 5: Solve for x
x = 59,370,597,269.13/251,073.52 - Step 6: Final answer
x = 236,466.98
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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.