Finding the Fourth Proportional to 97,474.46, 134,458.60 and 58,685.28
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Solution
The fourth proportional to 97,474.46, 134,458.60 and 58,685.28 is: 80,951.88
Step by Step Solution
- Step 1: Write the proportion equation
97,474.46 : 134,458.60 = 58,685.28 : x - Step 2: Convert to fraction form
97,474.46/134,458.60 = 58,685.28/x - Step 3: Cross multiply
97,474.46x = 134,458.60 × 58,685.28 - Step 4: Simplify right side
97,474.46x = 7,890,740,589.41 - Step 5: Solve for x
x = 7,890,740,589.41/97,474.46 - Step 6: Final answer
x = 80,951.88
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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.