Finding the Fourth Proportional to 258,566.14, 356,645.86 and 167,759.88
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Solution
The fourth proportional to 258,566.14, 356,645.86 and 167,759.88 is: 231,394.82
Step by Step Solution
- Step 1: Write the proportion equation
258,566.14 : 356,645.86 = 167,759.88 : x - Step 2: Convert to fraction form
258,566.14/356,645.86 = 167,759.88/x - Step 3: Cross multiply
258,566.14x = 356,645.86 × 167,759.88 - Step 4: Simplify right side
258,566.14x = 59,830,866,676.10 - Step 5: Solve for x
x = 59,830,866,676.10/258,566.14 - Step 6: Final answer
x = 231,394.82
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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.