Finding the Fourth Proportional to 127,066.11, 190,526.25 and 48,129.99
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Solution
The fourth proportional to 127,066.11, 190,526.25 and 48,129.99 is: 72,167.37
Step by Step Solution
- Step 1: Write the proportion equation
127,066.11 : 190,526.25 = 48,129.99 : x - Step 2: Convert to fraction form
127,066.11/190,526.25 = 48,129.99/x - Step 3: Cross multiply
127,066.11x = 190,526.25 × 48,129.99 - Step 4: Simplify right side
127,066.11x = 9,170,026,507.24 - Step 5: Solve for x
x = 9,170,026,507.24/127,066.11 - Step 6: Final answer
x = 72,167.37
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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.