Finding the Fourth Proportional to 188,153.02, 259,637.61 and 107,583.94
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Solution
The fourth proportional to 188,153.02, 259,637.61 and 107,583.94 is: 148,458.09
Step by Step Solution
- Step 1: Write the proportion equation
188,153.02 : 259,637.61 = 107,583.94 : x - Step 2: Convert to fraction form
188,153.02/259,637.61 = 107,583.94/x - Step 3: Cross multiply
188,153.02x = 259,637.61 × 107,583.94 - Step 4: Simplify right side
188,153.02x = 27,932,837,055.98 - Step 5: Solve for x
x = 27,932,837,055.98/188,153.02 - Step 6: Final answer
x = 148,458.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.