Finding the Fourth Proportional to 268,183.13, 402,268.46 and 135,027.63
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Solution
The fourth proportional to 268,183.13, 402,268.46 and 135,027.63 is: 202,538.31
Step by Step Solution
- Step 1: Write the proportion equation
268,183.13 : 402,268.46 = 135,027.63 : x - Step 2: Convert to fraction form
268,183.13/402,268.46 = 135,027.63/x - Step 3: Cross multiply
268,183.13x = 402,268.46 × 135,027.63 - Step 4: Simplify right side
268,183.13x = 54,317,356,102.41 - Step 5: Solve for x
x = 54,317,356,102.41/268,183.13 - Step 6: Final answer
x = 202,538.31
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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.