Finding the Fourth Proportional to 161,740.37, 223,202.64 and 93,797.70
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Solution
The fourth proportional to 161,740.37, 223,202.64 and 93,797.70 is: 129,441.37
Step by Step Solution
- Step 1: Write the proportion equation
161,740.37 : 223,202.64 = 93,797.70 : x - Step 2: Convert to fraction form
161,740.37/223,202.64 = 93,797.70/x - Step 3: Cross multiply
161,740.37x = 223,202.64 × 93,797.70 - Step 4: Simplify right side
161,740.37x = 20,935,894,265.93 - Step 5: Solve for x
x = 20,935,894,265.93/161,740.37 - Step 6: Final answer
x = 129,441.37
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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.