Finding the Fourth Proportional to 99,489.08, 149,249.82 and 29,375.48
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Solution
The fourth proportional to 99,489.08, 149,249.82 and 29,375.48 is: 44,068.00
Step by Step Solution
- Step 1: Write the proportion equation
99,489.08 : 149,249.82 = 29,375.48 : x - Step 2: Convert to fraction form
99,489.08/149,249.82 = 29,375.48/x - Step 3: Cross multiply
99,489.08x = 149,249.82 × 29,375.48 - Step 4: Simplify right side
99,489.08x = 4,384,285,102.41 - Step 5: Solve for x
x = 4,384,285,102.41/99,489.08 - Step 6: Final answer
x = 44,068.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.