Finding the Fourth Proportional to 146,030.08, 218,968.08 and 46,163.68
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Solution
The fourth proportional to 146,030.08, 218,968.08 and 46,163.68 is: 69,221.17
Step by Step Solution
- Step 1: Write the proportion equation
146,030.08 : 218,968.08 = 46,163.68 : x - Step 2: Convert to fraction form
146,030.08/218,968.08 = 46,163.68/x - Step 3: Cross multiply
146,030.08x = 218,968.08 × 46,163.68 - Step 4: Simplify right side
146,030.08x = 10,108,372,375.33 - Step 5: Solve for x
x = 10,108,372,375.33/146,030.08 - Step 6: Final answer
x = 69,221.17
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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.