Finding the Fourth Proportional to 99,495.42, 149,243.13 and 32,917.68
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Solution
The fourth proportional to 99,495.42, 149,243.13 and 32,917.68 is: 49,376.52
Step by Step Solution
- Step 1: Write the proportion equation
99,495.42 : 149,243.13 = 32,917.68 : x - Step 2: Convert to fraction form
99,495.42/149,243.13 = 32,917.68/x - Step 3: Cross multiply
99,495.42x = 149,243.13 × 32,917.68 - Step 4: Simplify right side
99,495.42x = 4,912,737,595.54 - Step 5: Solve for x
x = 4,912,737,595.54/99,495.42 - Step 6: Final answer
x = 49,376.52
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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.