Finding the Fourth Proportional to 239,897.58, 331,058.66 and 132,467.82
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Solution
The fourth proportional to 239,897.58, 331,058.66 and 132,467.82 is: 182,805.59
Step by Step Solution
- Step 1: Write the proportion equation
239,897.58 : 331,058.66 = 132,467.82 : x - Step 2: Convert to fraction form
239,897.58/331,058.66 = 132,467.82/x - Step 3: Cross multiply
239,897.58x = 331,058.66 × 132,467.82 - Step 4: Simplify right side
239,897.58x = 43,854,618,319.98 - Step 5: Solve for x
x = 43,854,618,319.98/239,897.58 - Step 6: Final answer
x = 182,805.59
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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.