Finding the Fourth Proportional to 177,663.40, 244,890.58 and 120,284.68
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Solution
The fourth proportional to 177,663.40, 244,890.58 and 120,284.68 is: 165,799.96
Step by Step Solution
- Step 1: Write the proportion equation
177,663.40 : 244,890.58 = 120,284.68 : x - Step 2: Convert to fraction form
177,663.40/244,890.58 = 120,284.68/x - Step 3: Cross multiply
177,663.40x = 244,890.58 × 120,284.68 - Step 4: Simplify right side
177,663.40x = 29,456,585,050.31 - Step 5: Solve for x
x = 29,456,585,050.31/177,663.40 - Step 6: Final answer
x = 165,799.96
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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.