Finding the Fourth Proportional to 181,930.81, 272,918.09 and 93,160.48
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Solution
The fourth proportional to 181,930.81, 272,918.09 and 93,160.48 is: 139,751.92
Step by Step Solution
- Step 1: Write the proportion equation
181,930.81 : 272,918.09 = 93,160.48 : x - Step 2: Convert to fraction form
181,930.81/272,918.09 = 93,160.48/x - Step 3: Cross multiply
181,930.81x = 272,918.09 × 93,160.48 - Step 4: Simplify right side
181,930.81x = 25,425,180,265.08 - Step 5: Solve for x
x = 25,425,180,265.08/181,930.81 - Step 6: Final answer
x = 139,751.92
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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.