Finding the Fourth Proportional to 295,178.00, 442,765.44 and 115,281.68
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Solution
The fourth proportional to 295,178.00, 442,765.44 and 115,281.68 is: 172,921.91
Step by Step Solution
- Step 1: Write the proportion equation
295,178.00 : 442,765.44 = 115,281.68 : x - Step 2: Convert to fraction form
295,178.00/442,765.44 = 115,281.68/x - Step 3: Cross multiply
295,178.00x = 442,765.44 × 115,281.68 - Step 4: Simplify right side
295,178.00x = 51,042,741,555.31 - Step 5: Solve for x
x = 51,042,741,555.31/295,178.00 - Step 6: Final answer
x = 172,921.91
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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.