Finding the Fourth Proportional to 235,023.62, 324,383.73 and 144,427.10
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Solution
The fourth proportional to 235,023.62, 324,383.73 and 144,427.10 is: 199,340.82
Step by Step Solution
- Step 1: Write the proportion equation
235,023.62 : 324,383.73 = 144,427.10 : x - Step 2: Convert to fraction form
235,023.62/324,383.73 = 144,427.10/x - Step 3: Cross multiply
235,023.62x = 324,383.73 × 144,427.10 - Step 4: Simplify right side
235,023.62x = 46,849,801,411.08 - Step 5: Solve for x
x = 46,849,801,411.08/235,023.62 - Step 6: Final answer
x = 199,340.82
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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.