Finding the Fourth Proportional to 161,101.44, 241,641.36 and 48,784.68
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Solution
The fourth proportional to 161,101.44, 241,641.36 and 48,784.68 is: 73,173.75
Step by Step Solution
- Step 1: Write the proportion equation
161,101.44 : 241,641.36 = 48,784.68 : x - Step 2: Convert to fraction form
161,101.44/241,641.36 = 48,784.68/x - Step 3: Cross multiply
161,101.44x = 241,641.36 × 48,784.68 - Step 4: Simplify right side
161,101.44x = 11,788,396,422.36 - Step 5: Solve for x
x = 11,788,396,422.36/161,101.44 - Step 6: Final answer
x = 73,173.75
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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.