Finding the Fourth Proportional to 118,485.24, 177,728.76 and 29,739.18
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Solution
The fourth proportional to 118,485.24, 177,728.76 and 29,739.18 is: 44,609.00
Step by Step Solution
- Step 1: Write the proportion equation
118,485.24 : 177,728.76 = 29,739.18 : x - Step 2: Convert to fraction form
118,485.24/177,728.76 = 29,739.18/x - Step 3: Cross multiply
118,485.24x = 177,728.76 × 29,739.18 - Step 4: Simplify right side
118,485.24x = 5,285,507,584.82 - Step 5: Solve for x
x = 5,285,507,584.82/118,485.24 - Step 6: Final answer
x = 44,609.00
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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.