Finding the Fourth Proportional to 146,485.05, 202,125.44 and 85,244.96
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Solution
The fourth proportional to 146,485.05, 202,125.44 and 85,244.96 is: 117,624.11
Step by Step Solution
- Step 1: Write the proportion equation
146,485.05 : 202,125.44 = 85,244.96 : x - Step 2: Convert to fraction form
146,485.05/202,125.44 = 85,244.96/x - Step 3: Cross multiply
146,485.05x = 202,125.44 × 85,244.96 - Step 4: Simplify right side
146,485.05x = 17,230,173,610.93 - Step 5: Solve for x
x = 17,230,173,610.93/146,485.05 - Step 6: Final answer
x = 117,624.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.