Finding the Fourth Proportional to 99,451.84, 149,181.36 and 32,893.60
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Solution
The fourth proportional to 99,451.84, 149,181.36 and 32,893.60 is: 49,341.59
Step by Step Solution
- Step 1: Write the proportion equation
99,451.84 : 149,181.36 = 32,893.60 : x - Step 2: Convert to fraction form
99,451.84/149,181.36 = 32,893.60/x - Step 3: Cross multiply
99,451.84x = 149,181.36 × 32,893.60 - Step 4: Simplify right side
99,451.84x = 4,907,111,983.30 - Step 5: Solve for x
x = 4,907,111,983.30/99,451.84 - Step 6: Final answer
x = 49,341.59
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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.