Finding the Fourth Proportional to 150,331.53, 207,450.71 and 89,935.47
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Solution
The fourth proportional to 150,331.53, 207,450.71 and 89,935.47 is: 124,106.88
Step by Step Solution
- Step 1: Write the proportion equation
150,331.53 : 207,450.71 = 89,935.47 : x - Step 2: Convert to fraction form
150,331.53/207,450.71 = 89,935.47/x - Step 3: Cross multiply
150,331.53x = 207,450.71 × 89,935.47 - Step 4: Simplify right side
150,331.53x = 18,657,176,993.26 - Step 5: Solve for x
x = 18,657,176,993.26/150,331.53 - Step 6: Final answer
x = 124,106.88
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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.