Finding the Fourth Proportional to 181,788.28, 272,738.12 and 93,104.08
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Solution
The fourth proportional to 181,788.28, 272,738.12 and 93,104.08 is: 139,684.65
Step by Step Solution
- Step 1: Write the proportion equation
181,788.28 : 272,738.12 = 93,104.08 : x - Step 2: Convert to fraction form
181,788.28/272,738.12 = 93,104.08/x - Step 3: Cross multiply
181,788.28x = 272,738.12 × 93,104.08 - Step 4: Simplify right side
181,788.28x = 25,393,031,743.53 - Step 5: Solve for x
x = 25,393,031,743.53/181,788.28 - Step 6: Final answer
x = 139,684.65
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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.