Finding the Fourth Proportional to 112,687.00, 169,199.62 and 107,270.06
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Solution
The fourth proportional to 112,687.00, 169,199.62 and 107,270.06 is: 161,066.07
Step by Step Solution
- Step 1: Write the proportion equation
112,687.00 : 169,199.62 = 107,270.06 : x - Step 2: Convert to fraction form
112,687.00/169,199.62 = 107,270.06/x - Step 3: Cross multiply
112,687.00x = 169,199.62 × 107,270.06 - Step 4: Simplify right side
112,687.00x = 18,150,052,275.20 - Step 5: Solve for x
x = 18,150,052,275.20/112,687.00 - Step 6: Final answer
x = 161,066.07
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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.