Finding the Fourth Proportional to 107,911.07, 161,866.35 and 29,025.37
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Solution
The fourth proportional to 107,911.07, 161,866.35 and 29,025.37 is: 43,537.99
Step by Step Solution
- Step 1: Write the proportion equation
107,911.07 : 161,866.35 = 29,025.37 : x - Step 2: Convert to fraction form
107,911.07/161,866.35 = 29,025.37/x - Step 3: Cross multiply
107,911.07x = 161,866.35 × 29,025.37 - Step 4: Simplify right side
107,911.07x = 4,698,230,901.63 - Step 5: Solve for x
x = 4,698,230,901.63/107,911.07 - Step 6: Final answer
x = 43,537.99
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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.