Finding the Fourth Proportional to 132,484.11, 198,779.26 and 48,250.14
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Solution
The fourth proportional to 132,484.11, 198,779.26 and 48,250.14 is: 72,394.55
Step by Step Solution
- Step 1: Write the proportion equation
132,484.11 : 198,779.26 = 48,250.14 : x - Step 2: Convert to fraction form
132,484.11/198,779.26 = 48,250.14/x - Step 3: Cross multiply
132,484.11x = 198,779.26 × 48,250.14 - Step 4: Simplify right side
132,484.11x = 9,591,127,124.10 - Step 5: Solve for x
x = 9,591,127,124.10/132,484.11 - Step 6: Final answer
x = 72,394.55
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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.