Finding the Fourth Proportional to 168,028.60, 252,092.11 and 49,703.09
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Solution
The fourth proportional to 168,028.60, 252,092.11 and 49,703.09 is: 74,569.19
Step by Step Solution
- Step 1: Write the proportion equation
168,028.60 : 252,092.11 = 49,703.09 : x - Step 2: Convert to fraction form
168,028.60/252,092.11 = 49,703.09/x - Step 3: Cross multiply
168,028.60x = 252,092.11 × 49,703.09 - Step 4: Simplify right side
168,028.60x = 12,529,756,831.62 - Step 5: Solve for x
x = 12,529,756,831.62/168,028.60 - Step 6: Final answer
x = 74,569.19
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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.