Finding the Fourth Proportional to 193,668.18, 290,239.56 and 93,629.13
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Solution
The fourth proportional to 193,668.18, 290,239.56 and 93,629.13 is: 140,316.69
Step by Step Solution
- Step 1: Write the proportion equation
193,668.18 : 290,239.56 = 93,629.13 : x - Step 2: Convert to fraction form
193,668.18/290,239.56 = 93,629.13/x - Step 3: Cross multiply
193,668.18x = 290,239.56 × 93,629.13 - Step 4: Simplify right side
193,668.18x = 27,174,877,494.38 - Step 5: Solve for x
x = 27,174,877,494.38/193,668.18 - Step 6: Final answer
x = 140,316.69
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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.