Finding the Fourth Proportional to 229,183.38, 316,268.28 and 127,202.88
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Solution
The fourth proportional to 229,183.38, 316,268.28 and 127,202.88 is: 175,537.32
Step by Step Solution
- Step 1: Write the proportion equation
229,183.38 : 316,268.28 = 127,202.88 : x - Step 2: Convert to fraction form
229,183.38/316,268.28 = 127,202.88/x - Step 3: Cross multiply
229,183.38x = 316,268.28 × 127,202.88 - Step 4: Simplify right side
229,183.38x = 40,230,236,068.65 - Step 5: Solve for x
x = 40,230,236,068.65/229,183.38 - Step 6: Final answer
x = 175,537.32
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1.5x scale
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.