Finding the Fourth Proportional to 155,745.96, 232,765.61 and 113,714.65
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Solution
The fourth proportional to 155,745.96, 232,765.61 and 113,714.65 is: 169,948.94
Step by Step Solution
- Step 1: Write the proportion equation
155,745.96 : 232,765.61 = 113,714.65 : x - Step 2: Convert to fraction form
155,745.96/232,765.61 = 113,714.65/x - Step 3: Cross multiply
155,745.96x = 232,765.61 × 113,714.65 - Step 4: Simplify right side
155,745.96x = 26,468,859,873.19 - Step 5: Solve for x
x = 26,468,859,873.19/155,745.96 - Step 6: Final answer
x = 169,948.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.