Finding the Fourth Proportional to 95,866.08, 143,736.96 and 39,690.96
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Solution
The fourth proportional to 95,866.08, 143,736.96 and 39,690.96 is: 59,510.70
Step by Step Solution
- Step 1: Write the proportion equation
95,866.08 : 143,736.96 = 39,690.96 : x - Step 2: Convert to fraction form
95,866.08/143,736.96 = 39,690.96/x - Step 3: Cross multiply
95,866.08x = 143,736.96 × 39,690.96 - Step 4: Simplify right side
95,866.08x = 5,705,057,929.88 - Step 5: Solve for x
x = 5,705,057,929.88/95,866.08 - Step 6: Final answer
x = 59,510.70
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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.