Finding the Fourth Proportional to 168,180.48, 252,305.36 and 68,340.50
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Solution
The fourth proportional to 168,180.48, 252,305.36 and 68,340.50 is: 102,524.82
Step by Step Solution
- Step 1: Write the proportion equation
168,180.48 : 252,305.36 = 68,340.50 : x - Step 2: Convert to fraction form
168,180.48/252,305.36 = 68,340.50/x - Step 3: Cross multiply
168,180.48x = 252,305.36 × 68,340.50 - Step 4: Simplify right side
168,180.48x = 17,242,672,851.85 - Step 5: Solve for x
x = 17,242,672,851.85/168,180.48 - Step 6: Final answer
x = 102,524.82
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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.