Finding the Fourth Proportional to 118,474.02, 177,557.94 and 88,657.92
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Solution
The fourth proportional to 118,474.02, 177,557.94 and 88,657.92 is: 132,872.32
Step by Step Solution
- Step 1: Write the proportion equation
118,474.02 : 177,557.94 = 88,657.92 : x - Step 2: Convert to fraction form
118,474.02/177,557.94 = 88,657.92/x - Step 3: Cross multiply
118,474.02x = 177,557.94 × 88,657.92 - Step 4: Simplify right side
118,474.02x = 15,741,917,639.88 - Step 5: Solve for x
x = 15,741,917,639.88/118,474.02 - Step 6: Final answer
x = 132,872.32
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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.