Finding the Fourth Proportional to 99,682.30, 149,542.35 and 32,232.45
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Solution
The fourth proportional to 99,682.30, 149,542.35 and 32,232.45 is: 48,354.79
Step by Step Solution
- Step 1: Write the proportion equation
99,682.30 : 149,542.35 = 32,232.45 : x - Step 2: Convert to fraction form
99,682.30/149,542.35 = 32,232.45/x - Step 3: Cross multiply
99,682.30x = 149,542.35 × 32,232.45 - Step 4: Simplify right side
99,682.30x = 4,820,116,319.26 - Step 5: Solve for x
x = 4,820,116,319.26/99,682.30 - Step 6: Final answer
x = 48,354.79
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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.