Finding the Fourth Proportional to 118,536.35, 177,804.68 and 48,415.68
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Solution
The fourth proportional to 118,536.35, 177,804.68 and 48,415.68 is: 72,623.58
Step by Step Solution
- Step 1: Write the proportion equation
118,536.35 : 177,804.68 = 48,415.68 : x - Step 2: Convert to fraction form
118,536.35/177,804.68 = 48,415.68/x - Step 3: Cross multiply
118,536.35x = 177,804.68 × 48,415.68 - Step 4: Simplify right side
118,536.35x = 8,608,534,247.30 - Step 5: Solve for x
x = 8,608,534,247.30/118,536.35 - Step 6: Final answer
x = 72,623.58
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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.