Finding the Fourth Proportional to 205,409.36, 308,230.09 and 110,637.54
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Solution
The fourth proportional to 205,409.36, 308,230.09 and 110,637.54 is: 166,018.81
Step by Step Solution
- Step 1: Write the proportion equation
205,409.36 : 308,230.09 = 110,637.54 : x - Step 2: Convert to fraction form
205,409.36/308,230.09 = 110,637.54/x - Step 3: Cross multiply
205,409.36x = 308,230.09 × 110,637.54 - Step 4: Simplify right side
205,409.36x = 34,101,818,634.98 - Step 5: Solve for x
x = 34,101,818,634.98/205,409.36 - Step 6: Final answer
x = 166,018.81
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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.