Finding the Fourth Proportional to 168,185.45, 252,396.41 and 152,105.99
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Solution
The fourth proportional to 168,185.45, 252,396.41 and 152,105.99 is: 228,265.90
Step by Step Solution
- Step 1: Write the proportion equation
168,185.45 : 252,396.41 = 152,105.99 : x - Step 2: Convert to fraction form
168,185.45/252,396.41 = 152,105.99/x - Step 3: Cross multiply
168,185.45x = 252,396.41 × 152,105.99 - Step 4: Simplify right side
168,185.45x = 38,391,003,792.98 - Step 5: Solve for x
x = 38,391,003,792.98/168,185.45 - Step 6: Final answer
x = 228,265.90
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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.