Finding the Fourth Proportional to 165,750.70, 248,626.05 and 119,440.30
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Solution
The fourth proportional to 165,750.70, 248,626.05 and 119,440.30 is: 179,160.45
Step by Step Solution
- Step 1: Write the proportion equation
165,750.70 : 248,626.05 = 119,440.30 : x - Step 2: Convert to fraction form
165,750.70/248,626.05 = 119,440.30/x - Step 3: Cross multiply
165,750.70x = 248,626.05 × 119,440.30 - Step 4: Simplify right side
165,750.70x = 29,695,969,999.82 - Step 5: Solve for x
x = 29,695,969,999.82/165,750.70 - Step 6: Final answer
x = 179,160.45
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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.