Finding the Fourth Proportional to 168,262.93, 252,442.10 and 68,494.72
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Solution
The fourth proportional to 168,262.93, 252,442.10 and 68,494.72 is: 102,761.50
Step by Step Solution
- Step 1: Write the proportion equation
168,262.93 : 252,442.10 = 68,494.72 : x - Step 2: Convert to fraction form
168,262.93/252,442.10 = 68,494.72/x - Step 3: Cross multiply
168,262.93x = 252,442.10 × 68,494.72 - Step 4: Simplify right side
168,262.93x = 17,290,950,955.71 - Step 5: Solve for x
x = 17,290,950,955.71/168,262.93 - Step 6: Final answer
x = 102,761.50
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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.