Finding the Fourth Proportional to 74,353.46, 102,574.26 and 44,140.05
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Solution
The fourth proportional to 74,353.46, 102,574.26 and 44,140.05 is: 60,893.38
Step by Step Solution
- Step 1: Write the proportion equation
74,353.46 : 102,574.26 = 44,140.05 : x - Step 2: Convert to fraction form
74,353.46/102,574.26 = 44,140.05/x - Step 3: Cross multiply
74,353.46x = 102,574.26 × 44,140.05 - Step 4: Simplify right side
74,353.46x = 4,527,632,965.11 - Step 5: Solve for x
x = 4,527,632,965.11/74,353.46 - Step 6: Final answer
x = 60,893.38
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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.