Finding the Fourth Proportional to 276,539.08, 414,808.62 and 99,170.65
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Solution
The fourth proportional to 276,539.08, 414,808.62 and 99,170.65 is: 148,755.97
Step by Step Solution
- Step 1: Write the proportion equation
276,539.08 : 414,808.62 = 99,170.65 : x - Step 2: Convert to fraction form
276,539.08/414,808.62 = 99,170.65/x - Step 3: Cross multiply
276,539.08x = 414,808.62 × 99,170.65 - Step 4: Simplify right side
276,539.08x = 41,136,838,842.16 - Step 5: Solve for x
x = 41,136,838,842.16/276,539.08 - Step 6: Final answer
x = 148,755.97
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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.