Finding the Fourth Proportional to 75,698.27, 104,459.42 and 41,700.07
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Solution
The fourth proportional to 75,698.27, 104,459.42 and 41,700.07 is: 57,543.79
Step by Step Solution
- Step 1: Write the proportion equation
75,698.27 : 104,459.42 = 41,700.07 : x - Step 2: Convert to fraction form
75,698.27/104,459.42 = 41,700.07/x - Step 3: Cross multiply
75,698.27x = 104,459.42 × 41,700.07 - Step 4: Simplify right side
75,698.27x = 4,355,965,360.98 - Step 5: Solve for x
x = 4,355,965,360.98/75,698.27 - Step 6: Final answer
x = 57,543.79
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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.