Finding the Fourth Proportional to 107,575.99, 161,252.80 and 40,998.25
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Solution
The fourth proportional to 107,575.99, 161,252.80 and 40,998.25 is: 61,455.00
Step by Step Solution
- Step 1: Write the proportion equation
107,575.99 : 161,252.80 = 40,998.25 : x - Step 2: Convert to fraction form
107,575.99/161,252.80 = 40,998.25/x - Step 3: Cross multiply
107,575.99x = 161,252.80 × 40,998.25 - Step 4: Simplify right side
107,575.99x = 6,611,082,607.60 - Step 5: Solve for x
x = 6,611,082,607.60/107,575.99 - Step 6: Final answer
x = 61,455.00
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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.