Finding the Fourth Proportional to 97,548.96, 146,170.80 and 75,416.88
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Solution
The fourth proportional to 97,548.96, 146,170.80 and 75,416.88 is: 113,007.31
Step by Step Solution
- Step 1: Write the proportion equation
97,548.96 : 146,170.80 = 75,416.88 : x - Step 2: Convert to fraction form
97,548.96/146,170.80 = 75,416.88/x - Step 3: Cross multiply
97,548.96x = 146,170.80 × 75,416.88 - Step 4: Simplify right side
97,548.96x = 11,023,745,683.10 - Step 5: Solve for x
x = 11,023,745,683.10/97,548.96 - Step 6: Final answer
x = 113,007.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.