Finding the Fourth Proportional to 288,107.24, 432,144.44 and 88,427.32
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Solution
The fourth proportional to 288,107.24, 432,144.44 and 88,427.32 is: 132,635.94
Step by Step Solution
- Step 1: Write the proportion equation
288,107.24 : 432,144.44 = 88,427.32 : x - Step 2: Convert to fraction form
288,107.24/432,144.44 = 88,427.32/x - Step 3: Cross multiply
288,107.24x = 432,144.44 × 88,427.32 - Step 4: Simplify right side
288,107.24x = 38,213,374,682.10 - Step 5: Solve for x
x = 38,213,374,682.10/288,107.24 - Step 6: Final answer
x = 132,635.94
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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.