Finding the Fourth Proportional to 108,010.68, 161,968.50 and 48,843.96
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Solution
The fourth proportional to 108,010.68, 161,968.50 and 48,843.96 is: 73,244.45
Step by Step Solution
- Step 1: Write the proportion equation
108,010.68 : 161,968.50 = 48,843.96 : x - Step 2: Convert to fraction form
108,010.68/161,968.50 = 48,843.96/x - Step 3: Cross multiply
108,010.68x = 161,968.50 × 48,843.96 - Step 4: Simplify right side
108,010.68x = 7,911,182,935.26 - Step 5: Solve for x
x = 7,911,182,935.26/108,010.68 - Step 6: Final answer
x = 73,244.45
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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.