Finding the Fourth Proportional to 75,776.24, 104,566.37 and 41,784.94
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Solution
The fourth proportional to 75,776.24, 104,566.37 and 41,784.94 is: 57,660.55
Step by Step Solution
- Step 1: Write the proportion equation
75,776.24 : 104,566.37 = 41,784.94 : x - Step 2: Convert to fraction form
75,776.24/104,566.37 = 41,784.94/x - Step 3: Cross multiply
75,776.24x = 104,566.37 × 41,784.94 - Step 4: Simplify right side
75,776.24x = 4,369,299,574.94 - Step 5: Solve for x
x = 4,369,299,574.94/75,776.24 - Step 6: Final answer
x = 57,660.55
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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.