Finding the Fourth Proportional to 177,541.20, 245,005.50 and 96,968.70
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Solution
The fourth proportional to 177,541.20, 245,005.50 and 96,968.70 is: 133,816.07
Step by Step Solution
- Step 1: Write the proportion equation
177,541.20 : 245,005.50 = 96,968.70 : x - Step 2: Convert to fraction form
177,541.20/245,005.50 = 96,968.70/x - Step 3: Cross multiply
177,541.20x = 245,005.50 × 96,968.70 - Step 4: Simplify right side
177,541.20x = 23,757,864,827.85 - Step 5: Solve for x
x = 23,757,864,827.85/177,541.20 - Step 6: Final answer
x = 133,816.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.