Finding the Fourth Proportional to 150,435.50, 207,695.37 and 96,813.70
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Solution
The fourth proportional to 150,435.50, 207,695.37 and 96,813.70 is: 133,663.65
Step by Step Solution
- Step 1: Write the proportion equation
150,435.50 : 207,695.37 = 96,813.70 : x - Step 2: Convert to fraction form
150,435.50/207,695.37 = 96,813.70/x - Step 3: Cross multiply
150,435.50x = 207,695.37 × 96,813.70 - Step 4: Simplify right side
150,435.50x = 20,107,757,086.38 - Step 5: Solve for x
x = 20,107,757,086.38/150,435.50 - Step 6: Final answer
x = 133,663.65
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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.