Finding the Fourth Proportional to 181,721.08, 272,637.42 and 93,036.84
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Solution
The fourth proportional to 181,721.08, 272,637.42 and 93,036.84 is: 139,583.83
Step by Step Solution
- Step 1: Write the proportion equation
181,721.08 : 272,637.42 = 93,036.84 : x - Step 2: Convert to fraction form
181,721.08/272,637.42 = 93,036.84/x - Step 3: Cross multiply
181,721.08x = 272,637.42 × 93,036.84 - Step 4: Simplify right side
181,721.08x = 25,365,324,022.55 - Step 5: Solve for x
x = 25,365,324,022.55/181,721.08 - Step 6: Final answer
x = 139,583.83
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1.5x scale
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.