Finding the Fourth Proportional to 75,566.74, 104,282.12 and 41,574.50
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Solution
The fourth proportional to 75,566.74, 104,282.12 and 41,574.50 is: 57,372.82
Step by Step Solution
- Step 1: Write the proportion equation
75,566.74 : 104,282.12 = 41,574.50 : x - Step 2: Convert to fraction form
75,566.74/104,282.12 = 41,574.50/x - Step 3: Cross multiply
75,566.74x = 104,282.12 × 41,574.50 - Step 4: Simplify right side
75,566.74x = 4,335,476,997.94 - Step 5: Solve for x
x = 4,335,476,997.94/75,566.74 - Step 6: Final answer
x = 57,372.82
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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.