Finding the Fourth Proportional to 239,617.26, 330,670.88 and 132,193.98
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Solution
The fourth proportional to 239,617.26, 330,670.88 and 132,193.98 is: 182,427.17
Step by Step Solution
- Step 1: Write the proportion equation
239,617.26 : 330,670.88 = 132,193.98 : x - Step 2: Convert to fraction form
239,617.26/330,670.88 = 132,193.98/x - Step 3: Cross multiply
239,617.26x = 330,670.88 × 132,193.98 - Step 4: Simplify right side
239,617.26x = 43,712,699,697.30 - Step 5: Solve for x
x = 43,712,699,697.30/239,617.26 - Step 6: Final answer
x = 182,427.17
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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.