Finding the Fourth Proportional to 110,268.99, 165,458.16 and 43,707.65
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Solution
The fourth proportional to 110,268.99, 165,458.16 and 43,707.65 is: 65,583.14
Step by Step Solution
- Step 1: Write the proportion equation
110,268.99 : 165,458.16 = 43,707.65 : x - Step 2: Convert to fraction form
110,268.99/165,458.16 = 43,707.65/x - Step 3: Cross multiply
110,268.99x = 165,458.16 × 43,707.65 - Step 4: Simplify right side
110,268.99x = 7,231,786,519.63 - Step 5: Solve for x
x = 7,231,786,519.63/110,268.99 - Step 6: Final answer
x = 65,583.14
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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.