Finding the Fourth Proportional to 75,828.44, 104,646.34 and 41,840.84
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Solution
The fourth proportional to 75,828.44, 104,646.34 and 41,840.84 is: 57,742.07
Step by Step Solution
- Step 1: Write the proportion equation
75,828.44 : 104,646.34 = 41,840.84 : x - Step 2: Convert to fraction form
75,828.44/104,646.34 = 41,840.84/x - Step 3: Cross multiply
75,828.44x = 104,646.34 × 41,840.84 - Step 4: Simplify right side
75,828.44x = 4,378,490,768.53 - Step 5: Solve for x
x = 4,378,490,768.53/75,828.44 - Step 6: Final answer
x = 57,742.07
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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.