Finding the Fourth Proportional to 119,739.20, 179,614.26 and 40,854.11
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Solution
The fourth proportional to 119,739.20, 179,614.26 and 40,854.11 is: 61,283.02
Step by Step Solution
- Step 1: Write the proportion equation
119,739.20 : 179,614.26 = 40,854.11 : x - Step 2: Convert to fraction form
119,739.20/179,614.26 = 40,854.11/x - Step 3: Cross multiply
119,739.20x = 179,614.26 × 40,854.11 - Step 4: Simplify right side
119,739.20x = 7,337,979,837.54 - Step 5: Solve for x
x = 7,337,979,837.54/119,739.20 - Step 6: Final answer
x = 61,283.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.