Finding the Fourth Proportional to 118,313.28, 177,420.96 and 48,144.96
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Solution
The fourth proportional to 118,313.28, 177,420.96 and 48,144.96 is: 72,197.52
Step by Step Solution
- Step 1: Write the proportion equation
118,313.28 : 177,420.96 = 48,144.96 : x - Step 2: Convert to fraction form
118,313.28/177,420.96 = 48,144.96/x - Step 3: Cross multiply
118,313.28x = 177,420.96 × 48,144.96 - Step 4: Simplify right side
118,313.28x = 8,541,925,022.36 - Step 5: Solve for x
x = 8,541,925,022.36/118,313.28 - Step 6: Final answer
x = 72,197.52
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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.