Finding the Fourth Proportional to 95,338.44, 143,008.67 and 28,779.12
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Solution
The fourth proportional to 95,338.44, 143,008.67 and 28,779.12 is: 43,168.99
Step by Step Solution
- Step 1: Write the proportion equation
95,338.44 : 143,008.67 = 28,779.12 : x - Step 2: Convert to fraction form
95,338.44/143,008.67 = 28,779.12/x - Step 3: Cross multiply
95,338.44x = 143,008.67 × 28,779.12 - Step 4: Simplify right side
95,338.44x = 4,115,663,746.92 - Step 5: Solve for x
x = 4,115,663,746.92/95,338.44 - Step 6: Final answer
x = 43,168.99
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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.