Finding the Fourth Proportional to 97,589.44, 146,351.36 and 38,409.60
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Solution
The fourth proportional to 97,589.44, 146,351.36 and 38,409.60 is: 57,601.49
Step by Step Solution
- Step 1: Write the proportion equation
97,589.44 : 146,351.36 = 38,409.60 : x - Step 2: Convert to fraction form
97,589.44/146,351.36 = 38,409.60/x - Step 3: Cross multiply
97,589.44x = 146,351.36 × 38,409.60 - Step 4: Simplify right side
97,589.44x = 5,621,297,197.06 - Step 5: Solve for x
x = 5,621,297,197.06/97,589.44 - Step 6: Final answer
x = 57,601.49
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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.