Finding the Fourth Proportional to 229,183.88, 316,268.99 and 127,203.36
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Solution
The fourth proportional to 229,183.88, 316,268.99 and 127,203.36 is: 175,537.99
Step by Step Solution
- Step 1: Write the proportion equation
229,183.88 : 316,268.99 = 127,203.36 : x - Step 2: Convert to fraction form
229,183.88/316,268.99 = 127,203.36/x - Step 3: Cross multiply
229,183.88x = 316,268.99 × 127,203.36 - Step 4: Simplify right side
229,183.88x = 40,230,478,191.81 - Step 5: Solve for x
x = 40,230,478,191.81/229,183.88 - Step 6: Final answer
x = 175,537.99
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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.