Finding the Fourth Proportional to 107,930.44, 161,915.14 and 48,793.96
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Solution
The fourth proportional to 107,930.44, 161,915.14 and 48,793.96 is: 73,199.75
Step by Step Solution
- Step 1: Write the proportion equation
107,930.44 : 161,915.14 = 48,793.96 : x - Step 2: Convert to fraction form
107,930.44/161,915.14 = 48,793.96/x - Step 3: Cross multiply
107,930.44x = 161,915.14 × 48,793.96 - Step 4: Simplify right side
107,930.44x = 7,900,480,864.55 - Step 5: Solve for x
x = 7,900,480,864.55/107,930.44 - Step 6: Final answer
x = 73,199.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.