Finding the Fourth Proportional to 181,782.29, 272,729.12 and 93,098.09
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Solution
The fourth proportional to 181,782.29, 272,729.12 and 93,098.09 is: 139,675.65
Step by Step Solution
- Step 1: Write the proportion equation
181,782.29 : 272,729.12 = 93,098.09 : x - Step 2: Convert to fraction form
181,782.29/272,729.12 = 93,098.09/x - Step 3: Cross multiply
181,782.29x = 272,729.12 × 93,098.09 - Step 4: Simplify right side
181,782.29x = 25,390,558,330.24 - Step 5: Solve for x
x = 25,390,558,330.24/181,782.29 - Step 6: Final answer
x = 139,675.65
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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.