Finding the Fourth Proportional to 119,950.93, 165,534.87 and 66,239.36
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Solution
The fourth proportional to 119,950.93, 165,534.87 and 66,239.36 is: 91,411.75
Step by Step Solution
- Step 1: Write the proportion equation
119,950.93 : 165,534.87 = 66,239.36 : x - Step 2: Convert to fraction form
119,950.93/165,534.87 = 66,239.36/x - Step 3: Cross multiply
119,950.93x = 165,534.87 × 66,239.36 - Step 4: Simplify right side
119,950.93x = 10,964,923,846.48 - Step 5: Solve for x
x = 10,964,923,846.48/119,950.93 - Step 6: Final answer
x = 91,411.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.