Finding the Fourth Proportional to 177,442.91, 265,942.87 and 88,721.79
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Solution
The fourth proportional to 177,442.91, 265,942.87 and 88,721.79 is: 132,971.94
Step by Step Solution
- Step 1: Write the proportion equation
177,442.91 : 265,942.87 = 88,721.79 : x - Step 2: Convert to fraction form
177,442.91/265,942.87 = 88,721.79/x - Step 3: Cross multiply
177,442.91x = 265,942.87 × 88,721.79 - Step 4: Simplify right side
177,442.91x = 23,594,927,464.14 - Step 5: Solve for x
x = 23,594,927,464.14/177,442.91 - Step 6: Final answer
x = 132,971.94
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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.