Finding the Fourth Proportional to 107,393.09, 161,027.91 and 44,256.80
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Solution
The fourth proportional to 107,393.09, 161,027.91 and 44,256.80 is: 66,359.75
Step by Step Solution
- Step 1: Write the proportion equation
107,393.09 : 161,027.91 = 44,256.80 : x - Step 2: Convert to fraction form
107,393.09/161,027.91 = 44,256.80/x - Step 3: Cross multiply
107,393.09x = 161,027.91 × 44,256.80 - Step 4: Simplify right side
107,393.09x = 7,126,578,980.86 - Step 5: Solve for x
x = 7,126,578,980.86/107,393.09 - Step 6: Final answer
x = 66,359.75
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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.