Finding the Fourth Proportional to 74,599.18, 102,912.10 and 44,367.54
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Solution
The fourth proportional to 74,599.18, 102,912.10 and 44,367.54 is: 61,206.53
Step by Step Solution
- Step 1: Write the proportion equation
74,599.18 : 102,912.10 = 44,367.54 : x - Step 2: Convert to fraction form
74,599.18/102,912.10 = 44,367.54/x - Step 3: Cross multiply
74,599.18x = 102,912.10 × 44,367.54 - Step 4: Simplify right side
74,599.18x = 4,565,956,713.23 - Step 5: Solve for x
x = 4,565,956,713.23/74,599.18 - Step 6: Final answer
x = 61,206.53
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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.